{"title":"Watch Parts Finder","description":"\u003cp\u003eUse the Watch Parts Finder to browse vintage watch parts, watch movements, balance staffs, balance wheels, mainsprings and other useful spares for repair and restoration work. Many parts are old stock or salvaged from vintage watches, so condition, size and compatibility should be checked carefully. Use the filters and search box to narrow by part type, calibre, size or brand where details are available.\u003c\/p\u003e","products":[{"product_id":"balance-wheel-hairspring-for-as-cal-1712-1713-new-old-stock","title":"Balance Wheel \u0026 Hairspring – For AS Cal. 1712 \/ 1713 – New Old Stock","description":"\u003cp data-end=\"463\" data-start=\"181\"\u003e\u003cstrong data-end=\"197\" data-start=\"181\"\u003eDescription:\u003c\/strong\u003e\u003cbr data-end=\"200\" data-start=\"197\"\u003eOriginal balance wheel with hairspring for AS calibre 1712 \/ 1713. This is a vintage new old stock watchmaker’s spare part, supplied in its original plastic container. Ideal for repair, servicing, or restoration of vintage watches using the AS 1712\/13 movement.\u003c\/p\u003e\n\u003cp data-end=\"483\" data-start=\"465\"\u003e\u003cstrong data-end=\"481\" data-start=\"465\"\u003eKey Details:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-end=\"539\" data-start=\"486\"\u003ePart: Balance wheel \u0026amp; hairspring (balance complete)\u003c\/li\u003e\n\u003cli data-end=\"572\" data-start=\"542\"\u003eFor movement: AS 1712 \/ 1713\u003c\/li\u003e\n\u003cli data-end=\"607\" data-start=\"575\"\u003eCondition: New old stock (NOS)\u003c\/li\u003e\n\u003cli data-end=\"668\" data-start=\"610\"\u003eContainer: Supplied in original watchmaker’s plastic box\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"686\" data-start=\"670\"\u003e\u003cstrong data-end=\"684\" data-start=\"670\"\u003eCondition:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-end=\"707\" data-start=\"689\"\u003eNOS vintage part\u003c\/li\u003e\n\u003cli data-end=\"771\" data-start=\"710\"\u003eMay show light storage wear, dust, or mild tarnish from age\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"951\" data-start=\"798\"\u003e\u003cstrong data-end=\"810\" data-start=\"798\"\u003eSummary:\u003c\/strong\u003e\u003cbr data-end=\"813\" data-start=\"810\"\u003eA genuine vintage balance complete for AS 1712 \/ 1713. Hard-to-find original part, perfect for keeping your vintage Swiss watch running.\u003c\/p\u003e\n\u003cp data-end=\"1135\" data-start=\"953\"\u003e\u003cstrong data-end=\"976\" data-start=\"953\"\u003ePostage \u0026amp; Shipping:\u003c\/strong\u003e\u003cbr data-end=\"979\" data-start=\"976\"\u003e\u003cmeta charset=\"utf-8\"\u003eAs usual, this item will be packaged carefully and dispatched with tracking. International shipping is available\u003cmeta charset=\"utf-8\"\u003e upon request.\u003cbr\u003e\u003c\/p\u003e","brand":"Renata","offers":[{"title":"Default Title","offer_id":52543188730123,"sku":"2109","price":12.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0736\/6560\/9995\/files\/57_4586d1bf-8e47-4c11-b5fb-074e9c47405e.jpg?v=1761932464"},{"product_id":"balance-wheel-hairspring-progress-no-50m-for-as-1240-inca","title":"Balance Wheel \u0026 Hairspring – Progress No. 50M for AS 1240 Inca","description":"\u003cp data-start=\"98\" data-end=\"175\"\u003eBalance Wheel \u0026amp; Hairspring – Progress No. 50M for AS 1240 Inca\u003c\/p\u003e\u003cp data-start=\"177\" data-end=\"353\"\u003e\u003cstrong data-start=\"177\" data-end=\"193\"\u003eDescription:\u003c\/strong\u003e\u003cbr data-start=\"193\" data-end=\"196\"\u003eA vintage Progress balance wheel and hairspring, No. 50M, for AS 1240 movements with Incabloc shock protection. Supplied in its original red Progress case.\u003c\/p\u003e\u003cp data-start=\"355\" data-end=\"373\"\u003e\u003cstrong data-start=\"355\" data-end=\"371\"\u003eKey Details:\u003c\/strong\u003e\u003c\/p\u003e\u003cul data-start=\"374\" data-end=\"522\"\u003e\n\u003cli data-start=\"374\" data-end=\"393\"\u003e\u003cp data-start=\"376\" data-end=\"393\"\u003eMaker: Progress\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"394\" data-end=\"430\"\u003e\u003cp data-start=\"396\" data-end=\"430\"\u003ePart: Balance Wheel \u0026amp; Hairspring\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"431\" data-end=\"453\"\u003e\u003cp data-start=\"433\" data-end=\"453\"\u003eReference: No. 50M\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"454\" data-end=\"475\"\u003e\u003cp data-start=\"456\" data-end=\"475\"\u003eFor: AS 1240 Inca\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"476\" data-end=\"522\"\u003e\u003cp data-start=\"478\" data-end=\"522\"\u003eCondition: Appears unused in original case\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp data-start=\"524\" data-end=\"714\"\u003e\u003cstrong data-start=\"524\" data-end=\"547\"\u003ePostage \u0026amp; Shipping:\u003c\/strong\u003e\u003cbr data-start=\"547\" data-end=\"550\"\u003eAs usual, this item will be packaged carefully and dispatched with tracking. International shipping is available through the eBay Global Shipping Programme (GSP).\u003c\/p\u003e","brand":"Renata","offers":[{"title":"Default Title","offer_id":52543189156107,"sku":"1734\/33","price":12.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0736\/6560\/9995\/files\/57_bc030008-533c-4248-b2c1-9192a86b313e.jpg?v=1761932476"},{"product_id":"balance-wheel-hairspring-no-34-for-as-5-1051","title":"Balance Wheel \u0026 Hairspring – No. 34 for AS 5¼‴ 1051","description":"\u003cp data-start=\"110\" data-end=\"176\"\u003e\u003cstrong\u003eBalance Wheel \u0026amp; Hairspring – No. 34 for AS 5¼‴ 1051\u003c\/strong\u003e\u003c\/p\u003e\u003cp data-start=\"178\" data-end=\"384\"\u003e\u003cstrong data-start=\"178\" data-end=\"194\"\u003eDescription:\u003c\/strong\u003e\u003cbr data-start=\"194\" data-end=\"197\"\u003eA vintage balance wheel and hairspring, supplied in original container marked \u003cem data-start=\"275\" data-end=\"299\"\u003eNo. 34 for AS 5¼‴ 1051\u003c\/em\u003e. Ideal as a replacement part for restoration or repair of compatible AS movements.\u003c\/p\u003e\u003cp data-start=\"386\" data-end=\"404\"\u003e\u003cstrong data-start=\"386\" data-end=\"402\"\u003eKey Details:\u003c\/strong\u003e\u003c\/p\u003e\u003cul data-start=\"405\" data-end=\"524\"\u003e\n\u003cli data-start=\"405\" data-end=\"441\"\u003e\u003cp data-start=\"407\" data-end=\"441\"\u003eType: Balance wheel \u0026amp; hairspring\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"442\" data-end=\"463\"\u003e\u003cp data-start=\"444\" data-end=\"463\"\u003eReference: No. 34\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"464\" data-end=\"492\"\u003e\u003cp data-start=\"466\" data-end=\"492\"\u003eFor: AS 5¼‴ calibre 1051\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"493\" data-end=\"524\"\u003e\u003cp data-start=\"495\" data-end=\"524\"\u003eOriginal container included\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp data-start=\"526\" data-end=\"542\"\u003e\u003cstrong data-start=\"526\" data-end=\"540\"\u003eCondition:\u003c\/strong\u003e\u003c\/p\u003e\u003cul data-start=\"543\" data-end=\"614\"\u003e\n\u003cli data-start=\"543\" data-end=\"572\"\u003e\u003cp data-start=\"545\" data-end=\"572\"\u003eAppears unused old stock.\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"573\" data-end=\"614\"\u003e\u003cp data-start=\"575\" data-end=\"614\"\u003eSome light storage wear to container.\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp data-start=\"616\" data-end=\"806\"\u003e\u003cstrong data-start=\"616\" data-end=\"639\"\u003ePostage \u0026amp; Shipping:\u003c\/strong\u003e\u003cbr data-start=\"639\" data-end=\"642\"\u003eAs usual, this item will be packaged carefully and dispatched with tracking. International shipping is available through the eBay Global Shipping Programme (GSP).\u003c\/p\u003e","brand":"Renata","offers":[{"title":"Default Title","offer_id":52543189287179,"sku":"1734\/74","price":12.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0736\/6560\/9995\/files\/57_13aae4d0-072c-4d08-9ee2-7e351f29693f.jpg?v=1761932480"},{"product_id":"balance-wheel-hairspring-renata-no-409-for-eta-10-128","title":"Balance Wheel \u0026 Hairspring – Renata No. 409 for ETA 10½‴ 128","description":"\u003cp data-start=\"99\" data-end=\"174\"\u003e\u003cstrong\u003eBalance Wheel \u0026amp; Hairspring – Renata No. 409 for ETA 10½‴ 128\u003c\/strong\u003e\u003c\/p\u003e\u003cp data-start=\"176\" data-end=\"324\"\u003e\u003cstrong data-start=\"176\" data-end=\"192\"\u003eDescription:\u003c\/strong\u003e\u003cbr data-start=\"192\" data-end=\"195\"\u003eOriginal Renata balance wheel and hairspring, No. 409, made for ETA calibre 10½‴ 128. Supplied in its original red Renata case.\u003c\/p\u003e\u003cp data-start=\"326\" data-end=\"344\"\u003e\u003cstrong data-start=\"326\" data-end=\"342\"\u003eKey Details:\u003c\/strong\u003e\u003c\/p\u003e\u003cul data-start=\"345\" data-end=\"491\"\u003e\n\u003cli data-start=\"345\" data-end=\"381\"\u003e\u003cp data-start=\"347\" data-end=\"381\"\u003ePart: Balance Wheel \u0026amp; Hairspring\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"382\" data-end=\"406\"\u003e\u003cp data-start=\"384\" data-end=\"406\"\u003eManufacturer: Renata\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"407\" data-end=\"429\"\u003e\u003cp data-start=\"409\" data-end=\"429\"\u003eReference: No. 409\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"430\" data-end=\"459\"\u003e\u003cp data-start=\"432\" data-end=\"459\"\u003eFor: ETA 10½‴ 128 calibre\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"460\" data-end=\"491\"\u003e\u003cp data-start=\"462\" data-end=\"491\"\u003eOriginal packaging included\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp data-start=\"493\" data-end=\"509\"\u003e\u003cstrong data-start=\"493\" data-end=\"507\"\u003eCondition:\u003c\/strong\u003e\u003c\/p\u003e\u003cul data-start=\"510\" data-end=\"569\"\u003e\n\u003cli data-start=\"510\" data-end=\"533\"\u003e\u003cp data-start=\"512\" data-end=\"533\"\u003eNew old stock (NOS)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"534\" data-end=\"569\"\u003e\u003cp data-start=\"536\" data-end=\"569\"\u003ePackaging may show signs of age\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp data-start=\"571\" data-end=\"761\"\u003e\u003cstrong data-start=\"571\" data-end=\"594\"\u003ePostage \u0026amp; Shipping:\u003c\/strong\u003e\u003cbr data-start=\"594\" data-end=\"597\"\u003eAs usual, this item will be packaged carefully and dispatched with tracking. International shipping is available through the eBay Global Shipping Programme (GSP).\u003c\/p\u003e","brand":"Renata","offers":[{"title":"Default Title","offer_id":52543189549323,"sku":"2104","price":12.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0736\/6560\/9995\/files\/57_f0392a17-e090-48a3-8d66-d6ef5bd05aa9.jpg?v=1761932485"},{"product_id":"balance-wheel-hairspring-renata-no-957m-for-eta-2410-inca","title":"Balance Wheel \u0026 Hairspring – Renata No. 957M for ETA 2410 Inca","description":"\u003cp data-start=\"99\" data-end=\"176\"\u003e\u003cstrong\u003eBalance Wheel \u0026amp; Hairspring – Renata No. 957M for ETA 2410 Inca\u003c\/strong\u003e\u003c\/p\u003e\u003cp data-start=\"178\" data-end=\"444\"\u003e\u003cstrong data-start=\"178\" data-end=\"194\"\u003eDescription:\u003c\/strong\u003e\u003cbr data-start=\"194\" data-end=\"197\"\u003eOffered here is a vintage Renata balance wheel and hairspring, No. 957M, for ETA 2410 Inca movements. Complete in its original protective case, this is a useful genuine replacement part for watch repairers and collectors of vintage ETA calibres.\u003c\/p\u003e\u003cp data-start=\"446\" data-end=\"464\"\u003e\u003cstrong data-start=\"446\" data-end=\"462\"\u003eKey Details:\u003c\/strong\u003e\u003c\/p\u003e\u003cul data-start=\"465\" data-end=\"621\"\u003e\n\u003cli data-start=\"465\" data-end=\"501\"\u003e\u003cp data-start=\"467\" data-end=\"501\"\u003ePart: Balance Wheel \u0026amp; Hairspring\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"502\" data-end=\"519\"\u003e\u003cp data-start=\"504\" data-end=\"519\"\u003eMaker: Renata\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"520\" data-end=\"543\"\u003e\u003cp data-start=\"522\" data-end=\"543\"\u003eReference: No. 957M\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"544\" data-end=\"566\"\u003e\u003cp data-start=\"546\" data-end=\"566\"\u003eFor: ETA 2410 Inca\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"567\" data-end=\"621\"\u003e\u003cp data-start=\"569\" data-end=\"621\"\u003eCondition: Unused old stock, in original container\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp data-start=\"623\" data-end=\"813\"\u003e\u003cstrong data-start=\"623\" data-end=\"646\"\u003ePostage \u0026amp; Shipping:\u003c\/strong\u003e\u003cbr data-start=\"646\" data-end=\"649\"\u003eAs usual, this item will be packaged carefully and dispatched with tracking. International shipping is available through the eBay Global Shipping Programme (GSP).\u003c\/p\u003e","brand":"Renata","offers":[{"title":"Default Title","offer_id":52543189614859,"sku":"1734\/26","price":12.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0736\/6560\/9995\/files\/57_fafa6e79-dd87-46ca-a600-6c518196aec7.jpg?v=1761932489"},{"product_id":"balance-wheel-hairspring-renata-no-351m-for-eta-2345-5","title":"Balance Wheel \u0026 Hairspring – Renata No. 351M for ETA 2345 (5¼‴)","description":"\u003cp data-start=\"100\" data-end=\"176\"\u003e\u003cstrong data-start=\"178\" data-end=\"194\"\u003eDescription:\u003c\/strong\u003e\u003cbr data-start=\"194\" data-end=\"197\"\u003eA vintage Renata balance wheel and hairspring, reference No. 351M, made for ETA calibre 2345 (5¼‴). Housed in its original Renata container, this part is in clean condition and ideal as a replacement for watchmakers and repair projects.\u003c\/p\u003e\n\u003cp data-start=\"437\" data-end=\"455\"\u003e\u003cstrong data-start=\"437\" data-end=\"453\"\u003eKey Details:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-start=\"458\" data-end=\"480\"\u003eManufacturer: Renata\u003c\/li\u003e\n\u003cli data-start=\"483\" data-end=\"517\"\u003ePart: Balance Wheel \u0026amp; Hairspring\u003c\/li\u003e\n\u003cli data-start=\"520\" data-end=\"541\"\u003eReference: No. 351M\u003c\/li\u003e\n\u003cli data-start=\"544\" data-end=\"572\"\u003eFor ETA calibre 2345 (5¼‴)\u003c\/li\u003e\n\u003cli data-start=\"575\" data-end=\"604\"\u003eOriginal packaging included\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"606\" data-end=\"622\"\u003e\u003cstrong data-start=\"606\" data-end=\"620\"\u003eCondition:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-start=\"625\" data-end=\"646\"\u003eNew old stock (NOS)\u003c\/li\u003e\n\u003cli data-start=\"649\" data-end=\"689\"\u003ePackaging shows light age-related wear\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"691\" data-end=\"881\"\u003e\u003cstrong data-start=\"691\" data-end=\"714\"\u003ePostage \u0026amp; Shipping:\u003c\/strong\u003e\u003cbr data-start=\"714\" data-end=\"717\"\u003eAs usual, this item will be packaged carefully and dispatched with tracking. International shipping is available upon request.\u003c\/p\u003e","brand":"Renata","offers":[{"title":"Default Title","offer_id":52543189778699,"sku":"2105","price":12.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0736\/6560\/9995\/files\/57_ff07eb85-df9d-4ca4-85bb-aceeb38b93b5.jpg?v=1761932491"},{"product_id":"renata-balance-wheel-hairspring-for-brac-2051-5","title":"Renata Balance Wheel \u0026 Hairspring – For BRAC 2051 (5¼´´´)","description":"\u003cp data-start=\"0\" data-end=\"67\"\u003e\u003cstrong data-start=\"0\" data-end=\"67\"\u003eRenata Balance Wheel \u0026amp; Hairspring – NOS – For BRAC 2051 (5¼´´´)\u003c\/strong\u003e\u003c\/p\u003e\u003cp data-start=\"69\" data-end=\"318\"\u003e\u003cstrong data-start=\"69\" data-end=\"85\"\u003eDescription:\u003c\/strong\u003e\u003cbr data-start=\"85\" data-end=\"88\"\u003eNew old stock Renata balance wheel and hairspring for \u003cstrong data-start=\"148\" data-end=\"169\"\u003eBRAC calibre 2051\u003c\/strong\u003e (5¼´´´). Aftermarket replacement part from a period materials house, supplied in its original container. Ideal for repair or restoration.\u003c\/p\u003e\u003cp data-start=\"320\" data-end=\"554\"\u003e\u003cstrong data-start=\"320\" data-end=\"351\"\u003eBrief History of the Maker:\u003c\/strong\u003e\u003cbr data-start=\"351\" data-end=\"354\"\u003eBRAC was a Swiss ébauche supplier producing movements for many mid-century wristwatches. Renata distributed compatible replacement parts for a wide range of Swiss calibres, widely used by watchmakers.\u003c\/p\u003e\u003cp data-start=\"556\" data-end=\"574\"\u003e\u003cstrong data-start=\"556\" data-end=\"572\"\u003eKey Details:\u003c\/strong\u003e\u003c\/p\u003e\u003cul data-start=\"575\" data-end=\"764\"\u003e\n\u003cli data-start=\"575\" data-end=\"633\"\u003e\u003cp data-start=\"577\" data-end=\"633\"\u003ePart: Balance wheel with hairspring (balance complete)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"634\" data-end=\"658\"\u003e\u003cp data-start=\"636\" data-end=\"658\"\u003ePacket brand: Renata\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"659\" data-end=\"690\"\u003e\u003cp data-start=\"661\" data-end=\"690\"\u003eFor movement: \u003cstrong data-start=\"675\" data-end=\"688\"\u003eBRAC 2051\u003c\/strong\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"691\" data-end=\"710\"\u003e\u003cp data-start=\"693\" data-end=\"710\"\u003eSize: \u003cstrong data-start=\"699\" data-end=\"708\"\u003e5¼´´´\u003c\/strong\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"711\" data-end=\"747\"\u003e\u003cp data-start=\"713\" data-end=\"747\"\u003eSupplier ref on box: \u003cstrong data-start=\"734\" data-end=\"745\"\u003eNo. 69M\u003c\/strong\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"748\" data-end=\"764\"\u003e\u003cp data-start=\"750\" data-end=\"764\"\u003eCountry: Swiss\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp data-start=\"766\" data-end=\"783\"\u003e\u003cstrong data-start=\"766\" data-end=\"781\"\u003eDimensions:\u003c\/strong\u003e\u003c\/p\u003e\u003cul data-start=\"784\" data-end=\"853\"\u003e\u003cli data-start=\"784\" data-end=\"853\"\u003e\u003cp data-start=\"786\" data-end=\"853\"\u003eLigne size: \u003cstrong data-start=\"798\" data-end=\"807\"\u003e5¼´´´\u003c\/strong\u003e (per packet; other dimensions as per calibre)\u003c\/p\u003e\u003c\/li\u003e\u003c\/ul\u003e\u003cp data-start=\"855\" data-end=\"871\"\u003e\u003cstrong data-start=\"855\" data-end=\"869\"\u003eCondition:\u003c\/strong\u003e\u003c\/p\u003e\u003cul data-start=\"872\" data-end=\"997\"\u003e\n\u003cli data-start=\"872\" data-end=\"924\"\u003e\u003cp data-start=\"874\" data-end=\"924\"\u003e\u003cstrong data-start=\"874\" data-end=\"900\"\u003eNew old stock\u003c\/strong\u003e in original container\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"925\" data-end=\"997\"\u003e\u003cp data-start=\"927\" data-end=\"997\"\u003eMay show light age\/storage dust or mild tarnish from long-term storage\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp data-start=\"999\" data-end=\"1154\"\u003e\u003cstrong data-start=\"999\" data-end=\"1011\"\u003eSummary:\u003c\/strong\u003e\u003cbr data-start=\"1011\" data-end=\"1014\"\u003eOriginal NOS balance assembly for \u003cstrong data-start=\"1048\" data-end=\"1069\"\u003eBRAC 2051 (5¼´´´)\u003c\/strong\u003e. A useful spare for servicing or restoring vintage Swiss watches using this calibre.\u003c\/p\u003e\u003cp data-start=\"1156\" data-end=\"1336\"\u003e\u003cstrong data-start=\"1156\" data-end=\"1179\"\u003ePostage \u0026amp; Shipping:\u003c\/strong\u003e\u003cbr data-start=\"1179\" data-end=\"1182\"\u003eAs usual, this item will be packaged carefully and dispatched with tracking. International shipping is available through eBay’s Global Shipping Programme.\u003c\/p\u003e","brand":"Renata","offers":[{"title":"Default Title","offer_id":52543198724363,"sku":"2113","price":12.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0736\/6560\/9995\/files\/57_7308773f-092d-4b30-b262-5a75926e19d1.jpg?v=1761932662"},{"product_id":"renata-balance-wheel-hairspring-for-fhf-59-21-3-10","title":"Renata Balance Wheel \u0026 Hairspring – For FHF 59-21 (3¼–10´´´)","description":"\u003cp data-start=\"104\" data-end=\"174\"\u003e\u003cstrong data-start=\"104\" data-end=\"174\"\u003eRenata Balance Wheel \u0026amp; Hairspring – For FHF 59-21 (3¼–10´´´)\u003c\/strong\u003e\u003c\/p\u003e\u003cp data-start=\"176\" data-end=\"484\"\u003e\u003cstrong data-start=\"176\" data-end=\"192\"\u003eDescription:\u003c\/strong\u003e\u003cbr data-start=\"192\" data-end=\"195\"\u003eNew old stock Renata balance wheel with hairspring for \u003cstrong data-start=\"256\" data-end=\"277\"\u003eFHF calibre 59-21\u003c\/strong\u003e, size \u003cstrong data-start=\"284\" data-end=\"296\"\u003e3¼–10´´´\u003c\/strong\u003e. Original vintage watchmaker’s part, supplied in its original Renata container. A useful replacement part for repair or restoration of vintage Swiss watches using this calibre.\u003c\/p\u003e\u003cp data-start=\"486\" data-end=\"775\"\u003e\u003cstrong data-start=\"777\" data-end=\"793\"\u003eKey Details:\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\u003cul data-start=\"796\" data-end=\"1005\"\u003e\n\u003cli data-start=\"796\" data-end=\"851\"\u003e\u003cp data-start=\"798\" data-end=\"851\"\u003ePart: Balance wheel \u0026amp; hairspring (balance complete)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"852\" data-end=\"883\"\u003e\u003cp data-start=\"854\" data-end=\"883\"\u003eFor movement: \u003cstrong data-start=\"868\" data-end=\"881\"\u003eFHF 59-21\u003c\/strong\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"884\" data-end=\"906\"\u003e\u003cp data-start=\"886\" data-end=\"906\"\u003eSize: \u003cstrong data-start=\"892\" data-end=\"904\"\u003e3¼–10´´´\u003c\/strong\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"907\" data-end=\"931\"\u003e\u003cp data-start=\"909\" data-end=\"931\"\u003ePacket brand: Renata\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"932\" data-end=\"968\"\u003e\u003cp data-start=\"934\" data-end=\"968\"\u003eSupplier ref on box: \u003cstrong data-start=\"955\" data-end=\"966\"\u003eNo.1352\u003c\/strong\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"969\" data-end=\"1005\"\u003e\u003cp data-start=\"971\" data-end=\"1005\"\u003eCondition: New old stock\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp data-start=\"1007\" data-end=\"1024\"\u003e\u003cstrong data-start=\"1007\" data-end=\"1022\"\u003eDimensions:\u003c\/strong\u003e\u003c\/p\u003e\u003cul data-start=\"1025\" data-end=\"1087\"\u003e\u003cli data-start=\"1025\" data-end=\"1087\"\u003e\u003cp data-start=\"1027\" data-end=\"1087\"\u003eAs per FHF 59-21 movement (ligne size and specs per factory)\u003c\/p\u003e\u003c\/li\u003e\u003c\/ul\u003e\u003cp data-start=\"1089\" data-end=\"1105\"\u003e\u003cstrong data-start=\"1089\" data-end=\"1103\"\u003eCondition:\u003c\/strong\u003e\u003c\/p\u003e\u003cul data-start=\"1106\" data-end=\"1240\"\u003e\n\u003cli data-start=\"1106\" data-end=\"1134\"\u003e\u003cp data-start=\"1108\" data-end=\"1134\"\u003eNew Old Stock; vintage part\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"1135\" data-end=\"1198\"\u003e\u003cp data-start=\"1137\" data-end=\"1198\"\u003eMay show light storage wear, dust, or mild tarnish from age\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"1199\" data-end=\"1240\"\u003e\u003cp data-start=\"1201\" data-end=\"1240\"\u003eSupplied in original Renata container\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp data-start=\"1242\" data-end=\"1393\"\u003e\u003cstrong data-start=\"1242\" data-end=\"1254\"\u003eSummary:\u003c\/strong\u003e\u003cbr data-start=\"1254\" data-end=\"1257\"\u003eOriginal NOS balance assembly for \u003cstrong data-start=\"1291\" data-end=\"1315\"\u003eFHF 59-21 (3¼–10´´´)\u003c\/strong\u003e. Perfect for servicing or restoring vintage Swiss watches using this calibre.\u003c\/p\u003e\u003cp data-start=\"1395\" data-end=\"1575\"\u003e\u003cstrong data-start=\"1395\" data-end=\"1418\"\u003ePostage \u0026amp; Shipping:\u003c\/strong\u003e\u003cbr data-start=\"1418\" data-end=\"1421\"\u003eAs usual, this item will be packaged carefully and dispatched with tracking. International shipping is available through eBay’s Global Shipping Programme.\u003c\/p\u003e","brand":"Renata","offers":[{"title":"Default Title","offer_id":52543198855435,"sku":"2114","price":12.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0736\/6560\/9995\/files\/57_0db09392-fcda-4eb8-9283-09ff7c5f954e.jpg?v=1761932665"},{"product_id":"renata-balance-wheel-hairspring-for-fhf-59-21-inca","title":"Renata Balance Wheel \u0026 Hairspring – For FHF 59-21 (Inca)","description":"\u003cp data-start=\"209\" data-end=\"503\"\u003e\u003cstrong data-start=\"209\" data-end=\"225\"\u003eDescription:\u003c\/strong\u003e\u003cbr data-start=\"225\" data-end=\"228\"\u003eNew old stock Renata balance wheel with hairspring for FHF calibre 59-21 (Inca shock protection). Original vintage watchmaker’s part, supplied in its original Renata container. A useful replacement part for repair or restoration of vintage Swiss watches using this calibre.\u003c\/p\u003e\n\u003cp data-start=\"505\" data-end=\"523\"\u003e\u003cstrong data-start=\"505\" data-end=\"521\"\u003eKey Details:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-start=\"526\" data-end=\"579\"\u003ePart: Balance wheel \u0026amp; hairspring (balance complete)\u003c\/li\u003e\n\u003cli data-start=\"582\" data-end=\"614\"\u003eFor movement: FHF 59-21 (Inca)\u003c\/li\u003e\n\u003cli data-start=\"617\" data-end=\"639\"\u003ePacket brand: Renata\u003c\/li\u003e\n\u003cli data-start=\"642\" data-end=\"672\"\u003eSupplier ref on box: No.1353\u003c\/li\u003e\n\u003cli data-start=\"675\" data-end=\"701\"\u003eCondition: New old stock\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"703\" data-end=\"720\"\u003e\u003cstrong data-start=\"703\" data-end=\"718\"\u003eDimensions:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-start=\"723\" data-end=\"757\"\u003eAs per FHF 59-21 (Inca) movement\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"759\" data-end=\"775\"\u003e\u003cstrong data-start=\"759\" data-end=\"773\"\u003eCondition:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-start=\"778\" data-end=\"807\"\u003eNew Old Stock; vintage part\u003c\/li\u003e\n\u003cli data-start=\"810\" data-end=\"871\"\u003eMay show light storage wear, dust, or mild tarnish from age\u003c\/li\u003e\n\u003cli data-start=\"874\" data-end=\"913\"\u003eSupplied in original Renata container\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"915\" data-end=\"1060\"\u003e\u003cstrong data-start=\"915\" data-end=\"927\"\u003eSummary:\u003c\/strong\u003e\u003cbr data-start=\"927\" data-end=\"930\"\u003eOriginal NOS balance assembly for FHF 59-21 (Inca). Perfect for servicing or restoring vintage Swiss watches using this calibre.\u003c\/p\u003e\n\u003cp data-start=\"1062\" data-end=\"1244\"\u003e\u003cstrong data-start=\"1062\" data-end=\"1085\"\u003ePostage \u0026amp; Shipping:\u003c\/strong\u003e\u003cbr data-start=\"1085\" data-end=\"1088\"\u003eAs usual, this item will be packaged carefully and dispatched with tracking. International shipping is available upon request.\u003c\/p\u003e","brand":"Renata","offers":[{"title":"Default Title","offer_id":52543198953739,"sku":"2115","price":12.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0736\/6560\/9995\/files\/57_83d32cd7-f171-4bef-b796-828fbab960bc.jpg?v=1761932668"},{"product_id":"renata-balance-wheel-hairspring-for-mst-349-5","title":"Renata Balance Wheel \u0026 Hairspring – For MST 349 (5¼´´´)","description":"\u003cp data-start=\"129\" data-end=\"190\"\u003e\u003cstrong data-start=\"129\" data-end=\"188\"\u003eRenata Balance Wheel \u0026amp; Hairspring – For MST 349 (5¼´´´)\u003c\/strong\u003e\u003c\/p\u003e\u003cp data-start=\"192\" data-end=\"472\"\u003e\u003cstrong data-start=\"192\" data-end=\"208\"\u003eDescription:\u003c\/strong\u003e\u003cbr data-start=\"208\" data-end=\"211\"\u003eNew old stock Renata balance wheel with hairspring for MST calibre 349, size 5¼´´´. Original vintage watchmaker’s part, supplied in its original Renata container. A useful replacement part for repair or restoration of vintage Swiss watches using this calibre.\u003c\/p\u003e\u003cp data-start=\"474\" data-end=\"492\"\u003e\u003cstrong data-start=\"474\" data-end=\"490\"\u003eKey Details:\u003c\/strong\u003e\u003c\/p\u003e\u003cul data-start=\"493\" data-end=\"677\"\u003e\n\u003cli data-start=\"493\" data-end=\"548\"\u003e\u003cp data-start=\"495\" data-end=\"548\"\u003ePart: Balance wheel \u0026amp; hairspring (balance complete)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"549\" data-end=\"574\"\u003e\u003cp data-start=\"551\" data-end=\"574\"\u003eFor movement: MST 349\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"575\" data-end=\"590\"\u003e\u003cp data-start=\"577\" data-end=\"590\"\u003eSize: 5¼´´´\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"591\" data-end=\"615\"\u003e\u003cp data-start=\"593\" data-end=\"615\"\u003ePacket brand: Renata\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"616\" data-end=\"648\"\u003e\u003cp data-start=\"618\" data-end=\"648\"\u003eSupplier ref on box: No.256M\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"649\" data-end=\"677\"\u003e\u003cp data-start=\"651\" data-end=\"677\"\u003eCondition: New old stock\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp data-start=\"679\" data-end=\"696\"\u003e\u003cstrong data-start=\"679\" data-end=\"694\"\u003eDimensions:\u003c\/strong\u003e\u003c\/p\u003e\u003cul data-start=\"697\" data-end=\"724\"\u003e\u003cli data-start=\"697\" data-end=\"724\"\u003e\u003cp data-start=\"699\" data-end=\"724\"\u003eAs per MST 349 movement\u003c\/p\u003e\u003c\/li\u003e\u003c\/ul\u003e\u003cp data-start=\"726\" data-end=\"742\"\u003e\u003cstrong data-start=\"726\" data-end=\"740\"\u003eCondition:\u003c\/strong\u003e\u003c\/p\u003e\u003cul data-start=\"743\" data-end=\"880\"\u003e\n\u003cli data-start=\"743\" data-end=\"774\"\u003e\u003cp data-start=\"745\" data-end=\"774\"\u003eNew Old Stock; vintage part\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"775\" data-end=\"838\"\u003e\u003cp data-start=\"777\" data-end=\"838\"\u003eMay show light storage wear, dust, or mild tarnish from age\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"839\" data-end=\"880\"\u003e\u003cp data-start=\"841\" data-end=\"880\"\u003eSupplied in original Renata container\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp data-start=\"882\" data-end=\"1026\"\u003e\u003cstrong data-start=\"882\" data-end=\"894\"\u003eSummary:\u003c\/strong\u003e\u003cbr data-start=\"894\" data-end=\"897\"\u003eOriginal NOS balance assembly for MST 349 (5¼´´´). Perfect for servicing or restoring vintage Swiss watches using this calibre.\u003c\/p\u003e\u003cp data-start=\"1028\" data-end=\"1210\"\u003e\u003cstrong data-start=\"1028\" data-end=\"1051\"\u003ePostage \u0026amp; Shipping:\u003c\/strong\u003e\u003cbr data-start=\"1051\" data-end=\"1054\"\u003eAs usual, this item will be packaged carefully and dispatched with tracking. International shipping is available through eBay’s Global Shipping Programme.\u003c\/p\u003e","brand":"Renata","offers":[{"title":"Default Title","offer_id":52543199052043,"sku":"2116","price":12.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0736\/6560\/9995\/files\/57_65507405-76f6-45ea-b73a-ef181794ec80.jpg?v=1761932671"},{"product_id":"renata-balance-wheel-hairspring-for-eta-2640-2650-inca","title":"Renata Balance Wheel \u0026 Hairspring – For ETA 2640 \/ 2650 Inca","description":"\u003cp data-start=\"109\" data-end=\"175\"\u003e\u003cstrong data-start=\"109\" data-end=\"173\"\u003eRenata Balance Wheel \u0026amp; Hairspring – For ETA 2640 \/ 2650 Inca\u003c\/strong\u003e\u003c\/p\u003e\u003cp data-start=\"177\" data-end=\"482\"\u003e\u003cstrong data-start=\"177\" data-end=\"193\"\u003eDescription:\u003c\/strong\u003e\u003cbr data-start=\"193\" data-end=\"196\"\u003eNew old stock Renata balance wheel with hairspring, made to fit ETA calibres 2640 and 2650 with Incabloc shock protection. Original vintage watchmaker’s part, supplied in its Renata container. A practical replacement part for repair or restoration of vintage ETA mechanical movements.\u003c\/p\u003e\u003cp data-start=\"484\" data-end=\"502\"\u003e\u003cstrong data-start=\"484\" data-end=\"500\"\u003eKey Details:\u003c\/strong\u003e\u003c\/p\u003e\u003cul data-start=\"503\" data-end=\"711\"\u003e\n\u003cli data-start=\"503\" data-end=\"562\"\u003e\u003cp data-start=\"505\" data-end=\"562\"\u003e\u003cstrong data-start=\"505\" data-end=\"514\"\u003ePart:\u003c\/strong\u003e Balance wheel \u0026amp; hairspring (balance complete)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"563\" data-end=\"610\"\u003e\u003cp data-start=\"565\" data-end=\"610\"\u003e\u003cstrong data-start=\"565\" data-end=\"582\"\u003eFor movement:\u003c\/strong\u003e ETA 2640, ETA 2650 (Inca)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"611\" data-end=\"639\"\u003e\u003cp data-start=\"613\" data-end=\"639\"\u003e\u003cstrong data-start=\"613\" data-end=\"630\"\u003ePacket brand:\u003c\/strong\u003e Renata\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"640\" data-end=\"678\"\u003e\u003cp data-start=\"642\" data-end=\"678\"\u003e\u003cstrong data-start=\"642\" data-end=\"666\"\u003eSupplier ref on box:\u003c\/strong\u003e No. 1799M\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"679\" data-end=\"711\"\u003e\u003cp data-start=\"681\" data-end=\"711\"\u003e\u003cstrong data-start=\"681\" data-end=\"695\"\u003eCondition:\u003c\/strong\u003e New old stock\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp data-start=\"713\" data-end=\"730\"\u003e\u003cstrong data-start=\"713\" data-end=\"728\"\u003eDimensions:\u003c\/strong\u003e\u003c\/p\u003e\u003cul data-start=\"731\" data-end=\"780\"\u003e\u003cli data-start=\"731\" data-end=\"780\"\u003e\u003cp data-start=\"733\" data-end=\"780\"\u003eAs per ETA 2640 \/ 2650 factory specifications\u003c\/p\u003e\u003c\/li\u003e\u003c\/ul\u003e\u003cp data-start=\"782\" data-end=\"798\"\u003e\u003cstrong data-start=\"782\" data-end=\"796\"\u003eCondition:\u003c\/strong\u003e\u003c\/p\u003e\u003cul data-start=\"799\" data-end=\"945\"\u003e\n\u003cli data-start=\"799\" data-end=\"839\"\u003e\u003cp data-start=\"801\" data-end=\"839\"\u003eNew Old Stock; original vintage part\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"840\" data-end=\"903\"\u003e\u003cp data-start=\"842\" data-end=\"903\"\u003eMay show light storage wear, dust, or mild tarnish from age\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"904\" data-end=\"945\"\u003e\u003cp data-start=\"906\" data-end=\"945\"\u003eSupplied in original Renata container\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp data-start=\"947\" data-end=\"1104\"\u003e\u003cstrong data-start=\"947\" data-end=\"959\"\u003eSummary:\u003c\/strong\u003e\u003cbr data-start=\"959\" data-end=\"962\"\u003eOriginal NOS balance assembly for ETA calibres 2640 and 2650 (Inca). Ideal for servicing or restoring vintage watches using these movements.\u003c\/p\u003e\u003cp data-start=\"1106\" data-end=\"1288\"\u003e\u003cstrong data-start=\"1106\" data-end=\"1129\"\u003ePostage \u0026amp; Shipping:\u003c\/strong\u003e\u003cbr data-start=\"1129\" data-end=\"1132\"\u003eAs usual, this item will be packaged carefully and dispatched with tracking. International shipping is available through eBay’s Global Shipping Programme.\u003c\/p\u003e","brand":"Renata","offers":[{"title":"Default Title","offer_id":52543199215883,"sku":"2117","price":12.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0736\/6560\/9995\/files\/57_3c17e94d-7d6c-452f-b36d-a0115626010b.jpg?v=1761932674"},{"product_id":"renata-balance-wheel-hairspring-for-eb-1504-1599","title":"Renata Balance Wheel \u0026 Hairspring – For EB 1504 \/ 1599","description":"\u003cp data-start=\"96\" data-end=\"156\"\u003e\u003cstrong data-start=\"96\" data-end=\"154\"\u003eRenata Balance Wheel \u0026amp; Hairspring – For EB 1504 \/ 1599\u003c\/strong\u003e\u003c\/p\u003e\u003cp data-start=\"158\" data-end=\"426\"\u003e\u003cstrong data-start=\"158\" data-end=\"174\"\u003eDescription:\u003c\/strong\u003e\u003cbr data-start=\"174\" data-end=\"177\"\u003eNew old stock Renata balance wheel with hairspring for EB calibres 1504 and 1599. Original vintage watchmaker’s part, supplied in its original Renata container. A useful replacement part for repair or restoration of vintage EB-based Swiss watches.\u003c\/p\u003e\u003cp data-start=\"428\" data-end=\"446\"\u003e\u003cstrong data-start=\"428\" data-end=\"444\"\u003eKey Details:\u003c\/strong\u003e\u003c\/p\u003e\u003cul data-start=\"447\" data-end=\"643\"\u003e\n\u003cli data-start=\"447\" data-end=\"506\"\u003e\u003cp data-start=\"449\" data-end=\"506\"\u003e\u003cstrong data-start=\"449\" data-end=\"458\"\u003ePart:\u003c\/strong\u003e Balance wheel \u0026amp; hairspring (balance complete)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"507\" data-end=\"545\"\u003e\u003cp data-start=\"509\" data-end=\"545\"\u003e\u003cstrong data-start=\"509\" data-end=\"526\"\u003eFor movement:\u003c\/strong\u003e EB 1504, EB 1599\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"546\" data-end=\"574\"\u003e\u003cp data-start=\"548\" data-end=\"574\"\u003e\u003cstrong data-start=\"548\" data-end=\"565\"\u003ePacket brand:\u003c\/strong\u003e Renata\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"575\" data-end=\"610\"\u003e\u003cp data-start=\"577\" data-end=\"610\"\u003e\u003cstrong data-start=\"577\" data-end=\"601\"\u003eSupplier ref on box:\u003c\/strong\u003e No.465\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"611\" data-end=\"643\"\u003e\u003cp data-start=\"613\" data-end=\"643\"\u003e\u003cstrong data-start=\"613\" data-end=\"627\"\u003eCondition:\u003c\/strong\u003e New old stock\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp data-start=\"645\" data-end=\"662\"\u003e\u003cstrong data-start=\"645\" data-end=\"660\"\u003eDimensions:\u003c\/strong\u003e\u003c\/p\u003e\u003cul data-start=\"663\" data-end=\"712\"\u003e\u003cli data-start=\"663\" data-end=\"712\"\u003e\u003cp data-start=\"665\" data-end=\"712\"\u003eAs per EB 1504 \/ 1599 movement specifications\u003c\/p\u003e\u003c\/li\u003e\u003c\/ul\u003e\u003cp data-start=\"714\" data-end=\"730\"\u003e\u003cstrong data-start=\"714\" data-end=\"728\"\u003eCondition:\u003c\/strong\u003e\u003c\/p\u003e\u003cul data-start=\"731\" data-end=\"868\"\u003e\n\u003cli data-start=\"731\" data-end=\"762\"\u003e\u003cp data-start=\"733\" data-end=\"762\"\u003eNew Old Stock; vintage part\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"763\" data-end=\"826\"\u003e\u003cp data-start=\"765\" data-end=\"826\"\u003eMay show light storage wear, dust, or mild tarnish from age\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"827\" data-end=\"868\"\u003e\u003cp data-start=\"829\" data-end=\"868\"\u003eSupplied in original Renata container\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp data-start=\"870\" data-end=\"1027\"\u003e\u003cstrong data-start=\"870\" data-end=\"882\"\u003eSummary:\u003c\/strong\u003e\u003cbr data-start=\"882\" data-end=\"885\"\u003eOriginal NOS balance assembly for EB calibres 1504 and 1599. Perfect for servicing or restoring vintage Swiss watches using these movements.\u003c\/p\u003e\u003cp data-start=\"1029\" data-end=\"1211\"\u003e\u003cstrong data-start=\"1029\" data-end=\"1052\"\u003ePostage \u0026amp; Shipping:\u003c\/strong\u003e\u003cbr data-start=\"1052\" data-end=\"1055\"\u003eAs usual, this item will be packaged carefully and dispatched with tracking. International shipping is available through eBay’s Global Shipping Programme.\u003c\/p\u003e","brand":"Renata","offers":[{"title":"Default Title","offer_id":52543199346955,"sku":"2118","price":12.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0736\/6560\/9995\/files\/57_31f6f0cd-d615-4a55-ac70-b9c8a3af8f95.jpg?v=1761932677"},{"product_id":"renata-balance-wheel-hairspring-for-eb-1333-8","title":"Renata Balance Wheel \u0026 Hairspring – For EB 1333 (8¾´´´)","description":"\u003cp data-start=\"50\" data-end=\"111\"\u003e\u003cstrong data-start=\"50\" data-end=\"109\"\u003eRenata Balance Wheel \u0026amp; Hairspring – For EB 1333 (8¾´´´)\u003c\/strong\u003e\u003c\/p\u003e\u003cp data-start=\"113\" data-end=\"393\"\u003e\u003cstrong data-start=\"113\" data-end=\"129\"\u003eDescription:\u003c\/strong\u003e\u003cbr data-start=\"129\" data-end=\"132\"\u003eNew old stock Renata balance wheel with hairspring for EB calibre 1333, size 8¾´´´. Original vintage watchmaker’s part, supplied in its original Renata container. A useful replacement part for repair or restoration of vintage Swiss watches using this calibre.\u003c\/p\u003e\u003cp data-start=\"395\" data-end=\"413\"\u003e\u003cstrong data-start=\"395\" data-end=\"411\"\u003eKey Details:\u003c\/strong\u003e\u003c\/p\u003e\u003cul data-start=\"414\" data-end=\"597\"\u003e\n\u003cli data-start=\"414\" data-end=\"469\"\u003e\u003cp data-start=\"416\" data-end=\"469\"\u003ePart: Balance wheel \u0026amp; hairspring (balance complete)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"470\" data-end=\"495\"\u003e\u003cp data-start=\"472\" data-end=\"495\"\u003eFor movement: EB 1333\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"496\" data-end=\"511\"\u003e\u003cp data-start=\"498\" data-end=\"511\"\u003eSize: 8¾´´´\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"512\" data-end=\"536\"\u003e\u003cp data-start=\"514\" data-end=\"536\"\u003ePacket brand: Renata\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"537\" data-end=\"568\"\u003e\u003cp data-start=\"539\" data-end=\"568\"\u003eSupplier ref on box: No.118\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"569\" data-end=\"597\"\u003e\u003cp data-start=\"571\" data-end=\"597\"\u003eCondition: New old stock\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp data-start=\"599\" data-end=\"616\"\u003e\u003cstrong data-start=\"599\" data-end=\"614\"\u003eDimensions:\u003c\/strong\u003e\u003c\/p\u003e\u003cul data-start=\"617\" data-end=\"678\"\u003e\u003cli data-start=\"617\" data-end=\"678\"\u003e\u003cp data-start=\"619\" data-end=\"678\"\u003eAs per EB 1333 movement specifications (ligne size 8¾´´´)\u003c\/p\u003e\u003c\/li\u003e\u003c\/ul\u003e\u003cp data-start=\"680\" data-end=\"696\"\u003e\u003cstrong data-start=\"680\" data-end=\"694\"\u003eCondition:\u003c\/strong\u003e\u003c\/p\u003e\u003cul data-start=\"697\" data-end=\"834\"\u003e\n\u003cli data-start=\"697\" data-end=\"728\"\u003e\u003cp data-start=\"699\" data-end=\"728\"\u003eNew Old Stock; vintage part\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"729\" data-end=\"792\"\u003e\u003cp data-start=\"731\" data-end=\"792\"\u003eMay show light storage wear, dust, or mild tarnish from age\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"793\" data-end=\"834\"\u003e\u003cp data-start=\"795\" data-end=\"834\"\u003eSupplied in original Renata container\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp data-start=\"836\" data-end=\"980\"\u003e\u003cstrong data-start=\"836\" data-end=\"848\"\u003eSummary:\u003c\/strong\u003e\u003cbr data-start=\"848\" data-end=\"851\"\u003eOriginal NOS balance assembly for EB 1333 (8¾´´´). Perfect for servicing or restoring vintage Swiss watches using this calibre.\u003c\/p\u003e\u003cp data-start=\"982\" data-end=\"1164\"\u003e\u003cstrong data-start=\"982\" data-end=\"1005\"\u003ePostage \u0026amp; Shipping:\u003c\/strong\u003e\u003cbr data-start=\"1005\" data-end=\"1008\"\u003eAs usual, this item will be packaged carefully and dispatched with tracking. International shipping is available through eBay’s Global Shipping Programme.\u003c\/p\u003e","brand":"Renata","offers":[{"title":"Default Title","offer_id":52543199478027,"sku":"2119","price":12.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0736\/6560\/9995\/files\/57_d9ad5410-0522-4045-9df9-80b8c8527569.jpg?v=1761932680"},{"product_id":"renata-balance-wheel-hairspring-for-fef-870-871","title":"Renata Balance Wheel \u0026 Hairspring – For FEF 870 \/ 871","description":"\u003cp data-start=\"78\" data-end=\"152\"\u003eRenata Balance Wheel \u0026amp; Hairspring – For FEF 870 \/ 871\u003c\/p\u003e\u003cp data-start=\"154\" data-end=\"424\"\u003e\u003cstrong data-start=\"154\" data-end=\"170\"\u003eDescription:\u003c\/strong\u003e\u003cbr data-start=\"170\" data-end=\"173\"\u003eNew old stock Renata balance wheel with hairspring for FEF calibres 870 and 871. Original vintage watchmaker’s spare, supplied in its Renata container. A practical replacement for repair or restoration of vintage Swiss watches using these movements.\u003c\/p\u003e\u003cp data-start=\"426\" data-end=\"444\"\u003e\u003cstrong data-start=\"426\" data-end=\"442\"\u003eKey Details:\u003c\/strong\u003e\u003c\/p\u003e\u003cul data-start=\"445\" data-end=\"612\"\u003e\n\u003cli data-start=\"445\" data-end=\"500\"\u003e\u003cp data-start=\"447\" data-end=\"500\"\u003ePart: Balance wheel \u0026amp; hairspring (balance complete)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"501\" data-end=\"533\"\u003e\u003cp data-start=\"503\" data-end=\"533\"\u003eFor movements: FEF 870 \/ 871\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"534\" data-end=\"558\"\u003e\u003cp data-start=\"536\" data-end=\"558\"\u003ePacket brand: Renata\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"559\" data-end=\"583\"\u003e\u003cp data-start=\"561\" data-end=\"583\"\u003eSupplier ref: No.176\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"584\" data-end=\"612\"\u003e\u003cp data-start=\"586\" data-end=\"612\"\u003eCondition: New old stock\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp data-start=\"614\" data-end=\"630\"\u003e\u003cstrong data-start=\"614\" data-end=\"628\"\u003eCondition:\u003c\/strong\u003e\u003c\/p\u003e\u003cul data-start=\"631\" data-end=\"757\"\u003e\n\u003cli data-start=\"631\" data-end=\"651\"\u003e\u003cp data-start=\"633\" data-end=\"651\"\u003eNOS vintage part\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"652\" data-end=\"715\"\u003e\u003cp data-start=\"654\" data-end=\"715\"\u003eMay show light storage wear, dust, or mild tarnish from age\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"716\" data-end=\"757\"\u003e\u003cp data-start=\"718\" data-end=\"757\"\u003eSupplied in original Renata container\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp data-start=\"759\" data-end=\"898\"\u003e\u003cstrong data-start=\"759\" data-end=\"771\"\u003eSummary:\u003c\/strong\u003e\u003cbr data-start=\"771\" data-end=\"774\"\u003eOriginal NOS balance assembly for FEF 870 \/ 871. Useful replacement part for servicing or restoring vintage Swiss watches.\u003c\/p\u003e\u003cp data-start=\"900\" data-end=\"1082\"\u003e\u003cstrong data-start=\"900\" data-end=\"923\"\u003ePostage \u0026amp; Shipping:\u003c\/strong\u003e\u003cbr data-start=\"923\" data-end=\"926\"\u003eAs usual, this item will be packaged carefully and dispatched with tracking. International shipping is available through eBay’s Global Shipping Programme.\u003c\/p\u003e","brand":"Renata","offers":[{"title":"Default Title","offer_id":52543199609099,"sku":"2107","price":12.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0736\/6560\/9995\/files\/57_df3da74c-7af8-43bc-a5e5-0bd4ad78809c.jpg?v=1761932683"},{"product_id":"renata-balance-wheel-hairspring-for-oris-cal-380-6-8","title":"Renata Balance Wheel \u0026 Hairspring – For Oris Cal. 380 (6¾–8´´´)","description":"\u003cp data-start=\"66\" data-end=\"135\"\u003e\u003cstrong data-start=\"66\" data-end=\"133\"\u003eRenata Balance Wheel \u0026amp; Hairspring – For Oris Cal. 380 (6¾–8´´´)\u003c\/strong\u003e\u003c\/p\u003e\u003cp data-start=\"137\" data-end=\"405\"\u003e\u003cstrong data-start=\"137\" data-end=\"153\"\u003eDescription:\u003c\/strong\u003e\u003cbr data-start=\"153\" data-end=\"156\"\u003eNew old stock Renata balance wheel with hairspring for Oris calibre 380, size 6¾–8´´´. Original vintage watchmaker’s part, supplied in its original Renata container. A practical replacement part for repair or restoration of vintage Oris movements.\u003c\/p\u003e\u003cp data-start=\"407\" data-end=\"425\"\u003e\u003cstrong data-start=\"407\" data-end=\"423\"\u003eKey Details:\u003c\/strong\u003e\u003c\/p\u003e\u003cul data-start=\"426\" data-end=\"615\"\u003e\n\u003cli data-start=\"426\" data-end=\"481\"\u003e\u003cp data-start=\"428\" data-end=\"481\"\u003ePart: Balance wheel \u0026amp; hairspring (balance complete)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"482\" data-end=\"508\"\u003e\u003cp data-start=\"484\" data-end=\"508\"\u003eFor movement: Oris 380\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"509\" data-end=\"526\"\u003e\u003cp data-start=\"511\" data-end=\"526\"\u003eSize: 6¾–8´´´\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"527\" data-end=\"551\"\u003e\u003cp data-start=\"529\" data-end=\"551\"\u003ePacket brand: Renata\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"552\" data-end=\"586\"\u003e\u003cp data-start=\"554\" data-end=\"586\"\u003eSupplier ref on box: No. 398 M\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"587\" data-end=\"615\"\u003e\u003cp data-start=\"589\" data-end=\"615\"\u003eCondition: New old stock\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp data-start=\"617\" data-end=\"676\"\u003e\u003cstrong data-start=\"617\" data-end=\"632\"\u003eDimensions:\u003c\/strong\u003e\u003cbr data-start=\"632\" data-end=\"635\"\u003eAs per Oris calibre 380 specifications.\u003c\/p\u003e\u003cp data-start=\"678\" data-end=\"694\"\u003e\u003cstrong data-start=\"678\" data-end=\"692\"\u003eCondition:\u003c\/strong\u003e\u003c\/p\u003e\u003cul data-start=\"695\" data-end=\"833\"\u003e\n\u003cli data-start=\"695\" data-end=\"726\"\u003e\u003cp data-start=\"697\" data-end=\"726\"\u003eNew Old Stock; vintage part\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"727\" data-end=\"791\"\u003e\u003cp data-start=\"729\" data-end=\"791\"\u003eMay show minor storage wear, dust, or light tarnish from age\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"792\" data-end=\"833\"\u003e\u003cp data-start=\"794\" data-end=\"833\"\u003eSupplied in original Renata container\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp data-start=\"835\" data-end=\"988\"\u003e\u003cstrong data-start=\"835\" data-end=\"847\"\u003eSummary:\u003c\/strong\u003e\u003cbr data-start=\"847\" data-end=\"850\"\u003eOriginal NOS balance assembly for Oris calibre 380 (6¾–8´´´). Ideal for servicing or restoring vintage Oris watches using this movement.\u003c\/p\u003e\u003cp data-start=\"990\" data-end=\"1172\"\u003e\u003cstrong data-start=\"990\" data-end=\"1013\"\u003ePostage \u0026amp; Shipping:\u003c\/strong\u003e\u003cbr data-start=\"1013\" data-end=\"1016\"\u003eAs usual, this item will be packaged carefully and dispatched with tracking. International shipping is available through eBay’s Global Shipping Programme.\u003c\/p\u003e","brand":"Renata","offers":[{"title":"Default Title","offer_id":52543200198923,"sku":"1734\/59","price":12.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0736\/6560\/9995\/files\/57_281b0af6-429c-4c4e-8dcf-13713c46380d.jpg?v=1761932698"},{"product_id":"progress-balance-wheel-hairspring-for-eb-10-cal-8381-8391-66","title":"Progress Balance Wheel \u0026 Hairspring – For EB 10½´´´ Cal. 8381 \/ 8391-66","description":"\u003cp data-start=\"99\" data-end=\"176\"\u003e\u003cstrong data-start=\"99\" data-end=\"174\"\u003eProgress Balance Wheel \u0026amp; Hairspring – For EB 10½´´´ Cal. 8381 \/ 8391-66\u003c\/strong\u003e\u003c\/p\u003e\u003cp data-start=\"178\" data-end=\"464\"\u003e\u003cstrong data-start=\"178\" data-end=\"194\"\u003eDescription:\u003c\/strong\u003e\u003cbr data-start=\"194\" data-end=\"197\"\u003eNew old stock Progress balance wheel with hairspring for EB calibre 8381 \/ 8391-66, size 10½´´´. Original vintage watchmaker’s part, supplied in its original Progress container. Ideal as a replacement for repair or restoration of vintage watches using this calibre.\u003c\/p\u003e\u003cp data-start=\"466\" data-end=\"484\"\u003e\u003cstrong data-start=\"466\" data-end=\"482\"\u003eKey Details:\u003c\/strong\u003e\u003c\/p\u003e\u003cul data-start=\"485\" data-end=\"679\"\u003e\n\u003cli data-start=\"485\" data-end=\"540\"\u003e\u003cp data-start=\"487\" data-end=\"540\"\u003ePart: Balance wheel \u0026amp; hairspring (balance complete)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"541\" data-end=\"588\"\u003e\u003cp data-start=\"543\" data-end=\"588\"\u003eFor movement: EB 10½´´´ cal. 8381 \/ 8391-66\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"589\" data-end=\"615\"\u003e\u003cp data-start=\"591\" data-end=\"615\"\u003ePacket brand: Progress\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"616\" data-end=\"650\"\u003e\u003cp data-start=\"618\" data-end=\"650\"\u003eSupplier ref on box: No. 1642M\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"651\" data-end=\"679\"\u003e\u003cp data-start=\"653\" data-end=\"679\"\u003eCondition: New old stock\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp data-start=\"762\" data-end=\"778\"\u003e\u003cstrong data-start=\"762\" data-end=\"776\"\u003eCondition:\u003c\/strong\u003e\u003c\/p\u003e\u003cul data-start=\"779\" data-end=\"912\"\u003e\n\u003cli data-start=\"779\" data-end=\"810\"\u003e\u003cp data-start=\"781\" data-end=\"810\"\u003eNew Old Stock; vintage part\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"811\" data-end=\"868\"\u003e\u003cp data-start=\"813\" data-end=\"868\"\u003eMay show light storage wear or minor tarnish from age\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"869\" data-end=\"912\"\u003e\u003cp data-start=\"871\" data-end=\"912\"\u003eSupplied in original Progress container\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp data-start=\"914\" data-end=\"1105\"\u003e\u003cstrong data-start=\"914\" data-end=\"926\"\u003eSummary:\u003c\/strong\u003e\u003cbr data-start=\"926\" data-end=\"929\"\u003eOriginal NOS balance assembly for EB 10½´´´ calibre 8381 \/ 8391-66. A useful and hard-to-find replacement part for servicing or restoring vintage watches using this movement.\u003c\/p\u003e\u003cp data-start=\"1107\" data-end=\"1289\"\u003e\u003cstrong data-start=\"1107\" data-end=\"1130\"\u003ePostage \u0026amp; Shipping:\u003c\/strong\u003e\u003cbr data-start=\"1130\" data-end=\"1133\"\u003eAs usual, this item will be packaged carefully and dispatched with tracking. International shipping is available through eBay’s Global Shipping Programme.\u003c\/p\u003e","brand":"Renata","offers":[{"title":"Default Title","offer_id":52543200297227,"sku":"1734\/65","price":12.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0736\/6560\/9995\/files\/57_81ad0ec2-f7fe-420a-9e56-011464ceb532.jpg?v=1761932702"},{"product_id":"renata-no-953m-balance-wheel-hairspring-for-as-1525-1526","title":"Renata No. 953M Balance Wheel \u0026 Hairspring – For AS 1525, 1526","description":"\u003cp data-start=\"115\" data-end=\"192\"\u003eRenata No. 953M Balance Wheel \u0026amp; Hairspring – For AS 1525, 1526\u003c\/p\u003e\u003cp data-start=\"194\" data-end=\"433\"\u003e\u003cstrong data-start=\"194\" data-end=\"210\"\u003eDescription:\u003c\/strong\u003e\u003cbr data-start=\"210\" data-end=\"213\"\u003eOriginal Renata No. 953M balance wheel and hairspring, made for AS calibres 1525 and 1526. Still housed in its original container, this part is ideal for servicing or restoring vintage watches using these AS movements.\u003c\/p\u003e\u003cp data-start=\"435\" data-end=\"453\"\u003e\u003cstrong data-start=\"435\" data-end=\"451\"\u003eKey Details:\u003c\/strong\u003e\u003c\/p\u003e\u003cul data-start=\"454\" data-end=\"566\"\u003e\n\u003cli data-start=\"454\" data-end=\"471\"\u003e\u003cp data-start=\"456\" data-end=\"471\"\u003eMaker: Renata\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"472\" data-end=\"489\"\u003e\u003cp data-start=\"474\" data-end=\"489\"\u003ePart No: 953M\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"490\" data-end=\"524\"\u003e\u003cp data-start=\"492\" data-end=\"524\"\u003eFor calibres: AS 1525, AS 1526\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"525\" data-end=\"566\"\u003e\u003cp data-start=\"527\" data-end=\"566\"\u003eComponent: Balance wheel \u0026amp; hairspring\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp data-start=\"568\" data-end=\"584\"\u003e\u003cstrong data-start=\"568\" data-end=\"582\"\u003eCondition:\u003c\/strong\u003e\u003c\/p\u003e\u003cul data-start=\"585\" data-end=\"671\"\u003e\n\u003cli data-start=\"585\" data-end=\"630\"\u003e\u003cp data-start=\"587\" data-end=\"630\"\u003eNew old stock (NOS) in original container\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"631\" data-end=\"671\"\u003e\u003cp data-start=\"633\" data-end=\"671\"\u003eSome light signs of age from storage\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp data-start=\"673\" data-end=\"857\"\u003e\u003cstrong data-start=\"673\" data-end=\"685\"\u003eSummary:\u003c\/strong\u003e\u003cbr data-start=\"685\" data-end=\"688\"\u003eA genuine Renata balance wheel and hairspring for AS 1525 and 1526 movements. A valuable part for collectors, restorers, or watchmakers working on vintage AS calibres.\u003c\/p\u003e\u003cp data-start=\"859\" data-end=\"1049\"\u003e\u003cstrong data-start=\"859\" data-end=\"882\"\u003ePostage \u0026amp; Shipping:\u003c\/strong\u003e\u003cbr data-start=\"882\" data-end=\"885\"\u003eAs usual, this item will be packaged carefully and dispatched with tracking. International shipping is available through the eBay Global Shipping Programme (GSP).\u003c\/p\u003e","brand":"Renata","offers":[{"title":"Default Title","offer_id":52543200657675,"sku":"2121","price":12.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0736\/6560\/9995\/files\/57_645f10d9-4b7a-4b78-9fd8-c4576cdbadc9.jpg?v=1761932712"},{"product_id":"renata-balance-wheel-hairspring-no-1420m-for-as-5-976-1012","title":"Renata Balance Wheel \u0026 Hairspring – No. 1420M for AS 5''' 976 \/ 1012","description":"\u003cp data-start=\"102\" data-end=\"185\"\u003eRenata Balance Wheel \u0026amp; Hairspring – No. 1420M for AS 5''' 976 \/ 1012\u003c\/p\u003e\u003cp data-start=\"187\" data-end=\"444\"\u003e\u003cstrong data-start=\"187\" data-end=\"203\"\u003eDescription:\u003c\/strong\u003e\u003cbr data-start=\"203\" data-end=\"206\"\u003eOriginal Renata balance wheel and hairspring, supplied in its original container. Marked No. 1420M, this part is made for AS 5 ligne calibre 976 and 1012 movements. A genuine vintage watch part, ideal for repair or restoration projects.\u003c\/p\u003e\u003cp data-start=\"446\" data-end=\"464\"\u003e\u003cstrong data-start=\"446\" data-end=\"462\"\u003eKey Details:\u003c\/strong\u003e\u003c\/p\u003e\u003cul data-start=\"465\" data-end=\"626\"\u003e\n\u003cli data-start=\"465\" data-end=\"482\"\u003e\u003cp data-start=\"467\" data-end=\"482\"\u003eBrand: Renata\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"483\" data-end=\"519\"\u003e\u003cp data-start=\"485\" data-end=\"519\"\u003ePart: Balance Wheel \u0026amp; Hairspring\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"520\" data-end=\"544\"\u003e\u003cp data-start=\"522\" data-end=\"544\"\u003eReference: No. 1420M\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"545\" data-end=\"580\"\u003e\u003cp data-start=\"547\" data-end=\"580\"\u003eFor: AS 5''' calibre 976 \/ 1012\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"581\" data-end=\"626\"\u003e\u003cp data-start=\"583\" data-end=\"626\"\u003eCondition: Stored new old stock, untested\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp data-start=\"628\" data-end=\"818\"\u003e\u003cstrong data-start=\"628\" data-end=\"651\"\u003ePostage \u0026amp; Shipping:\u003c\/strong\u003e\u003cbr data-start=\"651\" data-end=\"654\"\u003eAs usual, this item will be packaged carefully and dispatched with tracking. International shipping is available through the eBay Global Shipping Programme (GSP).\u003c\/p\u003e","brand":"Renata","offers":[{"title":"Default Title","offer_id":52543200788747,"sku":"1734\/31","price":12.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0736\/6560\/9995\/files\/57_637ce713-4feb-461a-88e8-0032541227ea.jpg?v=1761932713"},{"product_id":"progress-balance-wheel-hairspring-no-1059m-for-eta-2410-6","title":"Progress Balance Wheel \u0026 Hairspring – No. 1059M for ETA 2410 (6¾’’’)","description":"\u003cp data-start=\"418\" data-end=\"657\"\u003e\u003cstrong data-start=\"418\" data-end=\"434\"\u003eDescription:\u003c\/strong\u003e\u003cbr data-start=\"434\" data-end=\"437\"\u003eA vintage Progress balance wheel and hairspring, part No. 1059M, supplied for the ETA 2410 (6¾’’’). Still housed in its original Progress packaging, this genuine Swiss spare part is ideal for watchmakers and repairers.\u003c\/p\u003e\n\u003cp data-start=\"659\" data-end=\"677\"\u003e\u003cstrong data-start=\"659\" data-end=\"675\"\u003eKey Details:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-start=\"680\" data-end=\"714\"\u003eType: Balance wheel \u0026amp; hairspring\u003c\/li\u003e\n\u003cli data-start=\"717\" data-end=\"734\"\u003ePart No.: 1059M\u003c\/li\u003e\n\u003cli data-start=\"737\" data-end=\"764\"\u003eCalibre: ETA 2410 (6¾’’’)\u003c\/li\u003e\n\u003cli data-start=\"767\" data-end=\"790\"\u003eMaker\/Brand: Progress\u003c\/li\u003e\n\u003cli data-start=\"793\" data-end=\"822\"\u003eOriginal packaging included\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"824\" data-end=\"840\"\u003e\u003cstrong data-start=\"824\" data-end=\"838\"\u003eCondition:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-start=\"843\" data-end=\"883\"\u003eUnused old stock in original packaging\u003c\/li\u003e\n\u003cli data-start=\"886\" data-end=\"928\"\u003eProtective case shows light storage wear\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"930\" data-end=\"1127\"\u003e\u003cstrong data-start=\"930\" data-end=\"942\"\u003eSummary:\u003c\/strong\u003e\u003cbr data-start=\"942\" data-end=\"945\"\u003eThis Progress balance wheel and hairspring No. 1059M is a genuine Swiss watch part for ETA 2410 movements. A useful addition for watch repair, restoration, or as spare parts stock.\u003c\/p\u003e\n\u003cp data-start=\"1129\" data-end=\"1319\"\u003e\u003cstrong data-start=\"1129\" data-end=\"1152\"\u003ePostage \u0026amp; Shipping:\u003c\/strong\u003e\u003cbr data-start=\"1152\" data-end=\"1155\"\u003eAs usual, this item will be packaged carefully and dispatched with tracking. International shipping is available upon request.\u003c\/p\u003e","brand":"Progress","offers":[{"title":"Default Title","offer_id":52543200919819,"sku":"1734\/27","price":12.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0736\/6560\/9995\/files\/57_f24fd1f8-aecc-4bdd-aace-7199205b18ae.jpg?v=1761932720"},{"product_id":"vintage-eb-balance-wheel-hairspring-cal-1297-5-ligne","title":"Vintage EB Balance Wheel \u0026 Hairspring – Cal. 1297, 5¼ Ligne","description":"\u003cp data-start=\"125\" data-end=\"199\"\u003e\u003cstrong\u003eVintage EB Balance Wheel \u0026amp; Hairspring – Cal. 1297, 5¼ Ligne\u003c\/strong\u003e\u003c\/p\u003e\u003cp data-start=\"201\" data-end=\"347\"\u003e\u003cstrong data-start=\"201\" data-end=\"217\"\u003eDescription:\u003c\/strong\u003e\u003cbr data-start=\"217\" data-end=\"220\"\u003eOffered here is a vintage balance wheel and hairspring for EB calibre 1297 (5¼ ligne). Supplied in its original plastic case.\u003c\/p\u003e\u003cp data-start=\"349\" data-end=\"367\"\u003e\u003cstrong data-start=\"349\" data-end=\"365\"\u003eKey Details:\u003c\/strong\u003e\u003c\/p\u003e\u003cul data-start=\"368\" data-end=\"497\"\u003e\n\u003cli data-start=\"368\" data-end=\"408\"\u003e\u003cp data-start=\"370\" data-end=\"408\"\u003eManufacturer: EB (Ébauches Bettlach)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"409\" data-end=\"426\"\u003e\u003cp data-start=\"411\" data-end=\"426\"\u003eCalibre: 1297\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"427\" data-end=\"445\"\u003e\u003cp data-start=\"429\" data-end=\"445\"\u003eSize: 5¼ ligne\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"446\" data-end=\"476\"\u003e\u003cp data-start=\"448\" data-end=\"476\"\u003eOriginal vintage packaging\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"477\" data-end=\"497\"\u003e\u003cp data-start=\"479\" data-end=\"497\"\u003eUnused old stock\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp data-start=\"499\" data-end=\"515\"\u003e\u003cstrong data-start=\"499\" data-end=\"513\"\u003eCondition:\u003c\/strong\u003e\u003c\/p\u003e\u003cul data-start=\"516\" data-end=\"617\"\u003e\n\u003cli data-start=\"516\" data-end=\"564\"\u003e\u003cp data-start=\"518\" data-end=\"564\"\u003eAppears in good condition, unused old stock.\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"565\" data-end=\"617\"\u003e\u003cp data-start=\"567\" data-end=\"617\"\u003ePackaging shows some wear and age-related marks.\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp data-start=\"619\" data-end=\"774\"\u003e\u003cstrong data-start=\"619\" data-end=\"631\"\u003eSummary:\u003c\/strong\u003e\u003cbr data-start=\"631\" data-end=\"634\"\u003eA useful spare part for watchmakers or collectors working with EB 1297 movements. An increasingly hard-to-find original vintage component.\u003c\/p\u003e\u003cp data-start=\"776\" data-end=\"966\"\u003e\u003cstrong data-start=\"776\" data-end=\"799\"\u003ePostage \u0026amp; Shipping:\u003c\/strong\u003e\u003cbr data-start=\"799\" data-end=\"802\"\u003eAs usual, this item will be packaged carefully and dispatched with tracking. International shipping is available through the eBay Global Shipping Programme (GSP).\u003c\/p\u003e","brand":"Unbranded","offers":[{"title":"Default Title","offer_id":52543201050891,"sku":"1734\/76","price":12.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0736\/6560\/9995\/files\/57_ea206095-a639-46a1-b79c-1689379c8290.jpg?v=1761932720"},{"product_id":"zenith-balance-wheel-hairspring-no-748-for-cal-525-5-ligne","title":"Zenith Balance Wheel \u0026 Hairspring – No. 748 for Cal. 525 (5¼ Ligne)","description":"\u003cp data-end=\"504\" data-start=\"187\"\u003e\u003cstrong data-end=\"203\" data-start=\"187\"\u003eDescription:\u003c\/strong\u003e\u003cbr data-end=\"206\" data-start=\"203\"\u003eOffered here is a vintage Zenith balance wheel and hairspring, supplied in its original Renata\/Progress packaging. This part is marked \u003cstrong data-end=\"377\" data-start=\"341\"\u003eNo. 748 for 5¼ ligne Calibre 525\u003c\/strong\u003e, and is a genuine replacement component. An excellent find for watchmakers, collectors, or anyone restoring a Zenith movement.\u003c\/p\u003e\n\u003cp data-end=\"524\" data-start=\"506\"\u003e\u003cstrong data-end=\"522\" data-start=\"506\"\u003eKey Details:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-end=\"542\" data-start=\"527\"\u003eMaker: Zenith\u003c\/li\u003e\n\u003cli data-end=\"579\" data-start=\"545\"\u003ePart: Balance wheel \u0026amp; hairspring\u003c\/li\u003e\n\u003cli data-end=\"596\" data-start=\"582\"\u003eCalibre: 525\u003c\/li\u003e\n\u003cli data-end=\"615\" data-start=\"599\"\u003eSize: 5¼ ligne\u003c\/li\u003e\n\u003cli data-end=\"655\" data-start=\"618\"\u003eRenata\/Progress packaging – No. 748\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"673\" data-start=\"657\"\u003e\u003cstrong data-end=\"671\" data-start=\"657\"\u003eCondition:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-end=\"711\" data-start=\"676\"\u003eNew old stock (NOS), unused part.\u003c\/li\u003e\n\u003cli data-end=\"755\" data-start=\"714\"\u003ePackaging shows light age-related wear.\u003c\/li\u003e\n\u003cli data-end=\"813\" data-start=\"758\"\u003eBalance and hairspring appear in excellent condition.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"978\" data-start=\"815\"\u003e\u003cstrong data-end=\"827\" data-start=\"815\"\u003eSummary:\u003c\/strong\u003e\u003cbr data-end=\"830\" data-start=\"827\"\u003eA genuine Zenith balance wheel and hairspring for Cal. 525, perfect for repair, spares, or restoration projects. Hard to find in original packaging.\u003c\/p\u003e\n\u003cp data-end=\"1250\" data-start=\"980\"\u003e\u003cstrong data-end=\"1003\" data-start=\"980\"\u003ePostage \u0026amp; Shipping:\u003c\/strong\u003e\u003cbr data-end=\"1006\" data-start=\"1003\"\u003e\u003cmeta charset=\"utf-8\"\u003eAs usual, this item will be packaged carefully and dispatched with tracking. International shipping is available\u003cmeta charset=\"utf-8\"\u003e upon request.\u003cbr\u003e\u003c\/p\u003e","brand":"Renata","offers":[{"title":"Default Title","offer_id":52543207571723,"sku":"1734\/34","price":19.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0736\/6560\/9995\/files\/57_68a65af5-a8e4-4a61-a257-cd624f67a68b.jpg?v=1761932877"},{"product_id":"watch-craft-mainspring-4177w-1-45-x-0-09-x-10-5-denn","title":"Watch-Craft Mainspring 4177W – 1.45 x 0.09 x 10¼\" – 5½ Denn","description":"\u003cp data-end=\"738\" data-start=\"438\"\u003e\u003cstrong data-end=\"454\" data-start=\"438\"\u003eDescription:\u003c\/strong\u003e\u003cbr data-end=\"457\" data-start=\"454\"\u003eVintage \u003cstrong data-end=\"497\" data-start=\"465\"\u003eWatch-Craft 4177W mainspring\u003c\/strong\u003e in sealed original packaging by \u003cstrong data-end=\"554\" data-start=\"530\"\u003eC. \u0026amp; E. Marshall Co.\u003c\/strong\u003e Made from white alloy, non-magnetic, rustproof and unbreakable. These quality American-made mainsprings were widely used for 12-size pocket watch movements and similar applications.\u003c\/p\u003e\n\u003cp data-end=\"761\" data-start=\"740\"\u003e\u003cstrong data-end=\"759\" data-start=\"740\"\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-end=\"784\" data-start=\"764\"\u003eBrand: Watch-Craft\u003c\/li\u003e\n\u003cli data-end=\"803\" data-start=\"787\"\u003ePart No: 4177W\u003c\/li\u003e\n\u003cli data-end=\"821\" data-start=\"806\"\u003eWidth: 1.45mm\u003c\/li\u003e\n\u003cli data-end=\"842\" data-start=\"824\"\u003eStrength: 0.09mm\u003c\/li\u003e\n\u003cli data-end=\"865\" data-start=\"845\"\u003eLength: 10¼ inches\u003c\/li\u003e\n\u003cli data-end=\"882\" data-start=\"868\"\u003eDennison: 5½\u003c\/li\u003e\n\u003cli data-end=\"973\" data-start=\"885\"\u003eSuitable for: 12-size American pocket watch movements (Elgin, Waltham, Illinois, etc.)\u003c\/li\u003e\n\u003cli data-end=\"1037\" data-start=\"976\"\u003eMaterial: White alloy, non-magnetic, unbreakable, rustproof\u003c\/li\u003e\n\u003cli data-end=\"1120\" data-start=\"1040\"\u003eCondition: New old stock (NOS), sealed in original Marshall Permatex packaging\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1364\" data-start=\"1122\"\u003e\u003cstrong data-end=\"1141\" data-start=\"1122\"\u003eCondition Note:\u003c\/strong\u003e\u003cbr data-end=\"1144\" data-start=\"1141\"\u003eThis is \u003cstrong data-end=\"1175\" data-start=\"1152\"\u003enew old stock (NOS)\u003c\/strong\u003e — unused and still in its original packaging. Packaging may show signs of long-term storage, and the mainspring or retaining ring may exhibit minor tarnish or age-related discolouration.\u003c\/p\u003e\n\u003cp data-end=\"1585\" data-start=\"1366\"\u003e\u003cstrong data-end=\"1378\" data-start=\"1366\"\u003eSummary:\u003c\/strong\u003e\u003cbr data-end=\"1381\" data-start=\"1378\"\u003eA genuine vintage Watch-Craft mainspring — ideal for collectors, repairers, and restorers of 12-size pocket watches. Reliable quality from one of the best-known watch part suppliers of the 20th century.\u003c\/p\u003e\n\u003cp data-end=\"1769\" data-start=\"1587\"\u003e\u003cstrong data-end=\"1600\" data-start=\"1587\"\u003eShipping:\u003c\/strong\u003e\u003cbr data-end=\"1603\" data-start=\"1600\"\u003e\u003cmeta charset=\"utf-8\"\u003eAs usual, this item will be packaged carefully and dispatched with tracking. International shipping is available\u003cmeta charset=\"utf-8\"\u003e upon request.\u003cbr\u003e\u003c\/p\u003e","brand":"Watch-Craft","offers":[{"title":"Default Title","offer_id":52684848627979,"sku":"1801\/3","price":9.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0736\/6560\/9995\/files\/57_ed41ab9a-7dde-41ff-8eef-217260b66c0c.jpg?v=1763056134"},{"product_id":"samson-spring-no-a25-mainspring-for-as-12-cal-1302-1-50-x-0-095-x-10","title":"Samson Spring No A25 – Mainspring for AS 12½''' \/ Cal. 1302 – 1.50 x 0.095 x 10½","description":"\u003cp data-end=\"591\" data-start=\"252\"\u003e\u003cstrong data-end=\"268\" data-start=\"252\"\u003eDescription:\u003c\/strong\u003e\u003cbr data-end=\"271\" data-start=\"268\"\u003eOriginal \u003cstrong data-end=\"305\" data-start=\"280\"\u003eSamson Spring No. A25\u003c\/strong\u003e mainspring, made in Switzerland. Quality Swiss-manufactured white alloy mainspring, suitable for \u003cstrong data-end=\"434\" data-start=\"403\"\u003eAS 12½ ligne (calibre 1302)\u003c\/strong\u003e and equivalent movements. Known for durability and precision, Samson Springs were widely used by professional watchmakers throughout the mid-20th century.\u003c\/p\u003e\n\u003cp data-end=\"614\" data-start=\"593\"\u003e\u003cstrong data-end=\"612\" data-start=\"593\"\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-end=\"639\" data-start=\"617\"\u003eBrand: Samson Spring\u003c\/li\u003e\n\u003cli data-end=\"656\" data-start=\"642\"\u003ePart No: A25\u003c\/li\u003e\n\u003cli data-end=\"674\" data-start=\"659\"\u003eWidth: 1.50mm\u003c\/li\u003e\n\u003cli data-end=\"696\" data-start=\"677\"\u003eStrength: 0.095mm\u003c\/li\u003e\n\u003cli data-end=\"729\" data-start=\"699\"\u003eLength: 10½ inches (26.67cm)\u003c\/li\u003e\n\u003cli data-end=\"751\" data-start=\"732\"\u003eDennison: 6 \/ 11½\u003c\/li\u003e\n\u003cli data-end=\"777\" data-start=\"754\"\u003eMaterial: White alloy\u003c\/li\u003e\n\u003cli data-end=\"835\" data-start=\"780\"\u003eFor: AS 12½ Ligne, Calibre 1302 and similar movements\u003c\/li\u003e\n\u003cli data-end=\"901\" data-start=\"838\"\u003eCondition: New old stock (NOS), unused, in original packaging\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1205\" data-start=\"903\"\u003e\u003cstrong data-end=\"922\" data-start=\"903\"\u003eCondition Note:\u003c\/strong\u003e\u003cbr data-end=\"925\" data-start=\"922\"\u003eThis is \u003cstrong data-end=\"956\" data-start=\"933\"\u003enew old stock (NOS)\u003c\/strong\u003e — unused and still in its original packaging. Packaging may show signs of long-term storage, and the mainspring or retaining ring may exhibit minor tarnish or age-related discolouration.\u003cbr data-end=\"1146\" data-start=\"1143\"\u003e\u003cem data-end=\"1203\" data-start=\"1146\"\u003eListing is for one mainspring only; multiple available.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp data-end=\"1433\" data-start=\"1207\"\u003e\u003cstrong data-end=\"1219\" data-start=\"1207\"\u003eSummary:\u003c\/strong\u003e\u003cbr data-end=\"1222\" data-start=\"1219\"\u003eGenuine vintage Swiss \u003cstrong data-end=\"1261\" data-start=\"1244\"\u003eSamson Spring\u003c\/strong\u003e mainspring — ideal for restoring or servicing AS 12½ ligne watches or other compatible movements. Reliable quality and a desirable brand for traditional watch repairers.\u003c\/p\u003e\n\u003cp data-end=\"1617\" data-start=\"1435\"\u003e\u003cstrong data-end=\"1448\" data-start=\"1435\"\u003eShipping:\u003c\/strong\u003e\u003cbr data-end=\"1451\" data-start=\"1448\"\u003e\u003cmeta charset=\"utf-8\"\u003eAs usual, this item will be packaged carefully and dispatched with tracking. International shipping is available\u003cmeta charset=\"utf-8\"\u003e upon request.\u003cbr\u003e\u003c\/p\u003e","brand":"Samson","offers":[{"title":"Default Title","offer_id":52684848693515,"sku":"1801\/21","price":9.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0736\/6560\/9995\/files\/57_77ef5b6c-7e18-4dc1-84e7-96a3cfd6d4f1.jpg?v=1763056136"},{"product_id":"samson-spring-no-6048-mainspring-1-50-x-0-10-x-9-dennison-6-11-swiss","title":"Samson Spring No. 6048 – Mainspring 1.50 x 0.10 x 9½\" – Dennison 6 \/ 11 – Swiss","description":"\u003cp data-start=\"48\" data-end=\"135\"\u003e\u003cstrong data-start=\"48\" data-end=\"135\"\u003eSamson Spring No. 6048 – Mainspring 1.50 x 0.10 x 9½\" – Dennison 6 \/ 11 – Swiss NOS\u003c\/strong\u003e\u003c\/p\u003e\u003cp data-start=\"137\" data-end=\"430\"\u003e\u003cstrong data-start=\"137\" data-end=\"153\"\u003eDescription:\u003c\/strong\u003e\u003cbr data-start=\"153\" data-end=\"156\"\u003eOriginal \u003cstrong data-start=\"165\" data-end=\"191\"\u003eSamson Spring No. 6048\u003c\/strong\u003e mainspring, made in Switzerland. A high-quality white alloy mainspring offering excellent resistance to rust, breakage, and magnetism. Suitable for a range of mid-size Swiss wristwatch movements requiring a 1.50mm x 0.10mm x 9½\" spring.\u003c\/p\u003e\u003cp data-start=\"432\" data-end=\"453\"\u003e\u003cstrong data-start=\"432\" data-end=\"451\"\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\u003cul data-start=\"454\" data-end=\"691\"\u003e\n\u003cli data-start=\"454\" data-end=\"478\"\u003e\u003cp data-start=\"456\" data-end=\"478\"\u003eBrand: Samson Spring\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"479\" data-end=\"496\"\u003e\u003cp data-start=\"481\" data-end=\"496\"\u003ePart No: 6048\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"497\" data-end=\"514\"\u003e\u003cp data-start=\"499\" data-end=\"514\"\u003eWidth: 1.50mm\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"515\" data-end=\"535\"\u003e\u003cp data-start=\"517\" data-end=\"535\"\u003eStrength: 0.10mm\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"536\" data-end=\"567\"\u003e\u003cp data-start=\"538\" data-end=\"567\"\u003eLength: 9½ inches (24.13cm)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"568\" data-end=\"588\"\u003e\u003cp data-start=\"570\" data-end=\"588\"\u003eDennison: 6 \/ 11\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"589\" data-end=\"614\"\u003e\u003cp data-start=\"591\" data-end=\"614\"\u003eMaterial: White alloy\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"615\" data-end=\"691\"\u003e\u003cp data-start=\"617\" data-end=\"691\"\u003eCondition: New old stock (NOS), unused, in original foil wrap and packet\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp data-start=\"693\" data-end=\"995\"\u003e\u003cstrong data-start=\"693\" data-end=\"712\"\u003eCondition Note:\u003c\/strong\u003e\u003cbr data-start=\"712\" data-end=\"715\"\u003eThis is \u003cstrong data-start=\"723\" data-end=\"746\"\u003enew old stock (NOS)\u003c\/strong\u003e — unused and still in its original packaging. Packaging may show signs of long-term storage, and the mainspring or retaining ring may exhibit minor tarnish or age-related discolouration.\u003cbr\u003e\u003c\/p\u003e\u003cp data-start=\"997\" data-end=\"1233\"\u003e\u003cstrong data-start=\"997\" data-end=\"1009\"\u003eSummary:\u003c\/strong\u003e\u003cbr data-start=\"1009\" data-end=\"1012\"\u003eA genuine vintage \u003cstrong data-start=\"1030\" data-end=\"1047\"\u003eSamson Spring\u003c\/strong\u003e Swiss mainspring, ideal for replacement or restoration of mid-century wristwatch movements. Reliable, high-quality stock from one of the most trusted watch parts suppliers of the era.\u003c\/p\u003e\u003cp data-start=\"1235\" data-end=\"1417\"\u003e\u003cstrong data-start=\"1235\" data-end=\"1248\"\u003eShipping:\u003c\/strong\u003e\u003cbr data-start=\"1248\" data-end=\"1251\"\u003e\u003cem data-start=\"1251\" data-end=\"1415\"\u003eAs usual, this item will be packaged carefully and dispatched with tracking. International shipping is available through the eBay Global Shipping Programme (GSP).\u003c\/em\u003e\u003c\/p\u003e","brand":"Samson","offers":[{"title":"Default Title","offer_id":52684848857355,"sku":"1801\/4","price":9.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0736\/6560\/9995\/files\/57_52a68a62-eb9b-4bf9-91b0-911348557496.jpg?v=1763056140"},{"product_id":"samson-spring-no-6073-mainspring-1-50-x-0-12-x-10-dennison-6-9","title":"Samson Spring No. 6073 – Mainspring 1.50 x 0.12 x 10½\" – Dennison 6 \/ 9½","description":"\u003cp data-start=\"48\" data-end=\"136\"\u003e\u003cstrong data-start=\"48\" data-end=\"136\"\u003eSamson Spring No. 6073 – Mainspring 1.50 x 0.12 x 10½\" – Dennison 6 \/ 9½ – Swiss NOS\u003c\/strong\u003e\u003c\/p\u003e\u003cp data-start=\"138\" data-end=\"398\"\u003e\u003cstrong data-start=\"138\" data-end=\"154\"\u003eDescription:\u003c\/strong\u003e\u003cbr data-start=\"154\" data-end=\"157\"\u003eOriginal \u003cstrong data-start=\"166\" data-end=\"192\"\u003eSamson Spring No. 6073\u003c\/strong\u003e mainspring, made in Switzerland. A robust white alloy spring designed for precision and longevity. Suitable for a range of medium-sized wristwatch movements requiring a 1.50mm x 0.12mm x 10½\" mainspring.\u003c\/p\u003e\u003cp data-start=\"400\" data-end=\"421\"\u003e\u003cstrong data-start=\"400\" data-end=\"419\"\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\u003cul data-start=\"422\" data-end=\"660\"\u003e\n\u003cli data-start=\"422\" data-end=\"446\"\u003e\u003cp data-start=\"424\" data-end=\"446\"\u003eBrand: Samson Spring\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"447\" data-end=\"464\"\u003e\u003cp data-start=\"449\" data-end=\"464\"\u003ePart No: 6073\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"465\" data-end=\"482\"\u003e\u003cp data-start=\"467\" data-end=\"482\"\u003eWidth: 1.50mm\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"483\" data-end=\"503\"\u003e\u003cp data-start=\"485\" data-end=\"503\"\u003eStrength: 0.12mm\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"504\" data-end=\"536\"\u003e\u003cp data-start=\"506\" data-end=\"536\"\u003eLength: 10½ inches (26.67cm)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"537\" data-end=\"557\"\u003e\u003cp data-start=\"539\" data-end=\"557\"\u003eDennison: 6 \/ 9½\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"558\" data-end=\"583\"\u003e\u003cp data-start=\"560\" data-end=\"583\"\u003eMaterial: White alloy\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"584\" data-end=\"660\"\u003e\u003cp data-start=\"586\" data-end=\"660\"\u003eCondition: New old stock (NOS), unused, in original foil wrap and packet\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp data-start=\"662\" data-end=\"964\"\u003e\u003cstrong data-start=\"662\" data-end=\"681\"\u003eCondition Note:\u003c\/strong\u003e\u003cbr data-start=\"681\" data-end=\"684\"\u003eThis is \u003cstrong data-start=\"692\" data-end=\"715\"\u003enew old stock (NOS)\u003c\/strong\u003e — unused and still in its original packaging. Packaging may show signs of long-term storage, and the mainspring or retaining ring may exhibit minor tarnish or age-related discolouration.\u003cbr\u003e\u003c\/p\u003e\u003cp data-start=\"966\" data-end=\"1198\"\u003e\u003cstrong data-start=\"966\" data-end=\"978\"\u003eSummary:\u003c\/strong\u003e\u003cbr data-start=\"978\" data-end=\"981\"\u003eGenuine \u003cstrong data-start=\"989\" data-end=\"1006\"\u003eSamson Spring\u003c\/strong\u003e Swiss mainspring — a quality vintage replacement part ideal for maintaining or restoring mid-century wristwatches. Manufactured to high Swiss standards and stored in its original foil wrap.\u003c\/p\u003e\u003cp data-start=\"1200\" data-end=\"1382\"\u003e\u003cstrong data-start=\"1200\" data-end=\"1213\"\u003eShipping:\u003c\/strong\u003e\u003cbr data-start=\"1213\" data-end=\"1216\"\u003e\u003cem data-start=\"1216\" data-end=\"1380\"\u003eAs usual, this item will be packaged carefully and dispatched with tracking. International shipping is available through the eBay Global Shipping Programme (GSP).\u003c\/em\u003e\u003c\/p\u003e","brand":"Samson","offers":[{"title":"Default Title","offer_id":52684849217803,"sku":"1801\/5","price":9.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0736\/6560\/9995\/files\/57_b72d512b-1af7-478f-94b8-f337b5fe6f8c.jpg?v=1763056143"},{"product_id":"samson-spring-no-7084-mainspring-1-60-x-0-13-x-9-dennison-7-9","title":"Samson Spring No. 7084 – Mainspring 1.60 x 0.13 x 9½\" – Dennison 7 \/ 9","description":"\u003cp data-start=\"53\" data-end=\"139\"\u003e\u003cstrong data-start=\"53\" data-end=\"139\"\u003eSamson Spring No. 7084 – Mainspring 1.60 x 0.13 x 9½\" – Dennison 7 \/ 9 – Swiss NOS\u003c\/strong\u003e\u003c\/p\u003e\u003cp data-start=\"141\" data-end=\"456\"\u003e\u003cstrong data-start=\"141\" data-end=\"157\"\u003eDescription:\u003c\/strong\u003e\u003cbr data-start=\"157\" data-end=\"160\"\u003eVintage \u003cstrong data-start=\"168\" data-end=\"194\"\u003eSamson Spring No. 7084\u003c\/strong\u003e mainspring, made in Switzerland. A high-quality white alloy mainspring offering excellent strength, non-magnetic performance, and long-term stability. Suitable for larger wristwatch or small pocket watch movements requiring a 1.60mm x 0.13mm x 9½\" mainspring.\u003c\/p\u003e\u003cp data-start=\"458\" data-end=\"479\"\u003e\u003cstrong data-start=\"458\" data-end=\"477\"\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\u003cul data-start=\"480\" data-end=\"716\"\u003e\n\u003cli data-start=\"480\" data-end=\"504\"\u003e\u003cp data-start=\"482\" data-end=\"504\"\u003eBrand: Samson Spring\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"505\" data-end=\"522\"\u003e\u003cp data-start=\"507\" data-end=\"522\"\u003ePart No: 7084\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"523\" data-end=\"540\"\u003e\u003cp data-start=\"525\" data-end=\"540\"\u003eWidth: 1.60mm\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"541\" data-end=\"561\"\u003e\u003cp data-start=\"543\" data-end=\"561\"\u003eStrength: 0.13mm\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"562\" data-end=\"593\"\u003e\u003cp data-start=\"564\" data-end=\"593\"\u003eLength: 9½ inches (24.13cm)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"594\" data-end=\"613\"\u003e\u003cp data-start=\"596\" data-end=\"613\"\u003eDennison: 7 \/ 9\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"614\" data-end=\"639\"\u003e\u003cp data-start=\"616\" data-end=\"639\"\u003eMaterial: White alloy\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"640\" data-end=\"716\"\u003e\u003cp data-start=\"642\" data-end=\"716\"\u003eCondition: New old stock (NOS), unused, in original foil wrap and packet\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp data-start=\"718\" data-end=\"1020\"\u003e\u003cstrong data-start=\"718\" data-end=\"737\"\u003eCondition Note:\u003c\/strong\u003e\u003cbr data-start=\"737\" data-end=\"740\"\u003eThis is \u003cstrong data-start=\"748\" data-end=\"771\"\u003enew old stock (NOS)\u003c\/strong\u003e — unused and still in its original packaging. Packaging may show signs of long-term storage, and the mainspring or retaining ring may exhibit minor tarnish or age-related discolouration.\u003cbr\u003e\u003c\/p\u003e\u003cp data-start=\"1022\" data-end=\"1243\"\u003e\u003cstrong data-start=\"1022\" data-end=\"1034\"\u003eSummary:\u003c\/strong\u003e\u003cbr data-start=\"1034\" data-end=\"1037\"\u003eGenuine vintage \u003cstrong data-start=\"1053\" data-end=\"1070\"\u003eSamson Spring\u003c\/strong\u003e Swiss mainspring — ideal for watchmakers, repairers, and restoration projects. A reliable replacement part for robust mid-century watches and small pocket watch calibres.\u003c\/p\u003e\u003cp data-start=\"1245\" data-end=\"1427\"\u003e\u003cstrong data-start=\"1245\" data-end=\"1258\"\u003eShipping:\u003c\/strong\u003e\u003cbr data-start=\"1258\" data-end=\"1261\"\u003e\u003cem data-start=\"1261\" data-end=\"1425\"\u003eAs usual, this item will be packaged carefully and dispatched with tracking. International shipping is available through the eBay Global Shipping Programme (GSP).\u003c\/em\u003e\u003c\/p\u003e","brand":"Samson","offers":[{"title":"Default Title","offer_id":52684849283339,"sku":"1801\/6","price":9.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0736\/6560\/9995\/files\/57_0b8fdcba-6875-4f00-abf4-8d3d9e8a85a2.jpg?v=1763056146"},{"product_id":"samson-spring-no-7027-mainspring-1-60-x-0-08-x-11-dennison-7-13","title":"Samson Spring No. 7027 – Mainspring 1.60 x 0.08 x 11½\" – Dennison 7 \/ 13","description":"\u003cp data-start=\"53\" data-end=\"141\"\u003e\u003cstrong data-start=\"53\" data-end=\"141\"\u003eSamson Spring No. 7027 – Mainspring 1.60 x 0.08 x 11½\" – Dennison 7 \/ 13 – Swiss NOS\u003c\/strong\u003e\u003c\/p\u003e\u003cp data-start=\"143\" data-end=\"460\"\u003e\u003cstrong data-start=\"143\" data-end=\"159\"\u003eDescription:\u003c\/strong\u003e\u003cbr data-start=\"159\" data-end=\"162\"\u003eVintage \u003cstrong data-start=\"170\" data-end=\"196\"\u003eSamson Spring No. 7027\u003c\/strong\u003e mainspring, made in Switzerland. Precision white alloy mainspring offering smooth performance, excellent strength, and resistance to corrosion. Suitable for a range of larger wristwatch and small pocket watch movements requiring a 1.60mm x 0.08mm x 11½\" spring.\u003c\/p\u003e\u003cp data-start=\"462\" data-end=\"483\"\u003e\u003cstrong data-start=\"462\" data-end=\"481\"\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\u003cul data-start=\"484\" data-end=\"722\"\u003e\n\u003cli data-start=\"484\" data-end=\"508\"\u003e\u003cp data-start=\"486\" data-end=\"508\"\u003eBrand: Samson Spring\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"509\" data-end=\"526\"\u003e\u003cp data-start=\"511\" data-end=\"526\"\u003ePart No: 7027\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"527\" data-end=\"544\"\u003e\u003cp data-start=\"529\" data-end=\"544\"\u003eWidth: 1.60mm\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"545\" data-end=\"565\"\u003e\u003cp data-start=\"547\" data-end=\"565\"\u003eStrength: 0.08mm\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"566\" data-end=\"598\"\u003e\u003cp data-start=\"568\" data-end=\"598\"\u003eLength: 11½ inches (29.21cm)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"599\" data-end=\"619\"\u003e\u003cp data-start=\"601\" data-end=\"619\"\u003eDennison: 7 \/ 13\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"620\" data-end=\"645\"\u003e\u003cp data-start=\"622\" data-end=\"645\"\u003eMaterial: White alloy\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"646\" data-end=\"722\"\u003e\u003cp data-start=\"648\" data-end=\"722\"\u003eCondition: New old stock (NOS), unused, in original foil wrap and packet\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp data-start=\"724\" data-end=\"1026\"\u003e\u003cstrong data-start=\"724\" data-end=\"743\"\u003eCondition Note:\u003c\/strong\u003e\u003cbr data-start=\"743\" data-end=\"746\"\u003eThis is \u003cstrong data-start=\"754\" data-end=\"777\"\u003enew old stock (NOS)\u003c\/strong\u003e — unused and still in its original packaging. Packaging may show signs of long-term storage, and the mainspring or retaining ring may exhibit minor tarnish or age-related discolouration.\u003cbr\u003e\u003c\/p\u003e\u003cp data-start=\"1028\" data-end=\"1254\"\u003e\u003cstrong data-start=\"1028\" data-end=\"1040\"\u003eSummary:\u003c\/strong\u003e\u003cbr data-start=\"1040\" data-end=\"1043\"\u003eA genuine vintage \u003cstrong data-start=\"1061\" data-end=\"1078\"\u003eSamson Spring\u003c\/strong\u003e Swiss mainspring, ideal for watchmakers, repairers, and restoration projects. Designed for larger wristwatches or compact pocket watch calibres needing a longer 11½\" spring.\u003c\/p\u003e\u003cp data-start=\"1256\" data-end=\"1438\"\u003e\u003cstrong data-start=\"1256\" data-end=\"1269\"\u003eShipping:\u003c\/strong\u003e\u003cbr data-start=\"1269\" data-end=\"1272\"\u003e\u003cem data-start=\"1272\" data-end=\"1436\"\u003eAs usual, this item will be packaged carefully and dispatched with tracking. International shipping is available through the eBay Global Shipping Programme (GSP).\u003c\/em\u003e\u003c\/p\u003e","brand":"Samson","offers":[{"title":"Default Title","offer_id":52684849414411,"sku":"1801\/7","price":9.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0736\/6560\/9995\/files\/57_4459719e-9099-4621-9fad-97dcc9d23dd0.jpg?v=1763056149"},{"product_id":"samson-spring-no-6016-mainspring-1-50-x-0-07-x-11-dennison-6-14","title":"Samson Spring No. 6016 – Mainspring 1.50 x 0.07 x 11½\" – Dennison 6 \/ 14","description":"\u003cp data-start=\"53\" data-end=\"141\"\u003e\u003cstrong data-start=\"53\" data-end=\"141\"\u003eSamson Spring No. 6016 – Mainspring 1.50 x 0.07 x 11½\" – Dennison 6 \/ 14 – Swiss NOS\u003c\/strong\u003e\u003c\/p\u003e\u003cp data-start=\"143\" data-end=\"456\"\u003e\u003cstrong data-start=\"143\" data-end=\"159\"\u003eDescription:\u003c\/strong\u003e\u003cbr data-start=\"159\" data-end=\"162\"\u003eOriginal \u003cstrong data-start=\"171\" data-end=\"197\"\u003eSamson Spring No. 6016\u003c\/strong\u003e mainspring, made in Switzerland. A precision white alloy mainspring designed for smaller wristwatch movements requiring a fine, flexible spring. Known for reliability and long life, Samson Springs were widely used by professional watchmakers across Europe.\u003c\/p\u003e\u003cp data-start=\"458\" data-end=\"479\"\u003e\u003cstrong data-start=\"458\" data-end=\"477\"\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\u003cul data-start=\"480\" data-end=\"718\"\u003e\n\u003cli data-start=\"480\" data-end=\"504\"\u003e\u003cp data-start=\"482\" data-end=\"504\"\u003eBrand: Samson Spring\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"505\" data-end=\"522\"\u003e\u003cp data-start=\"507\" data-end=\"522\"\u003ePart No: 6016\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"523\" data-end=\"540\"\u003e\u003cp data-start=\"525\" data-end=\"540\"\u003eWidth: 1.50mm\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"541\" data-end=\"561\"\u003e\u003cp data-start=\"543\" data-end=\"561\"\u003eStrength: 0.07mm\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"562\" data-end=\"594\"\u003e\u003cp data-start=\"564\" data-end=\"594\"\u003eLength: 11½ inches (29.21cm)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"595\" data-end=\"615\"\u003e\u003cp data-start=\"597\" data-end=\"615\"\u003eDennison: 6 \/ 14\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"616\" data-end=\"641\"\u003e\u003cp data-start=\"618\" data-end=\"641\"\u003eMaterial: White alloy\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"642\" data-end=\"718\"\u003e\u003cp data-start=\"644\" data-end=\"718\"\u003eCondition: New old stock (NOS), unused, in original foil wrap and packet\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp data-start=\"720\" data-end=\"1022\"\u003e\u003cstrong data-start=\"720\" data-end=\"739\"\u003eCondition Note:\u003c\/strong\u003e\u003cbr data-start=\"739\" data-end=\"742\"\u003eThis is \u003cstrong data-start=\"750\" data-end=\"773\"\u003enew old stock (NOS)\u003c\/strong\u003e — unused and still in its original packaging. Packaging may show signs of long-term storage, and the mainspring or retaining ring may exhibit minor tarnish or age-related discolouration.\u003cbr\u003e\u003c\/p\u003e\u003cp data-start=\"1024\" data-end=\"1228\"\u003e\u003cstrong data-start=\"1024\" data-end=\"1036\"\u003eSummary:\u003c\/strong\u003e\u003cbr data-start=\"1036\" data-end=\"1039\"\u003eGenuine vintage \u003cstrong data-start=\"1055\" data-end=\"1072\"\u003eSamson Spring\u003c\/strong\u003e Swiss mainspring, ideal for watchmakers, repairers, and restoration work. Suitable for smaller wristwatch calibres requiring a narrow, fine-gauge spring.\u003c\/p\u003e\u003cp data-start=\"1230\" data-end=\"1412\"\u003e\u003cstrong data-start=\"1230\" data-end=\"1243\"\u003eShipping:\u003c\/strong\u003e\u003cbr data-start=\"1243\" data-end=\"1246\"\u003e\u003cem data-start=\"1246\" data-end=\"1410\"\u003eAs usual, this item will be packaged carefully and dispatched with tracking. International shipping is available through the eBay Global Shipping Programme (GSP).\u003c\/em\u003e\u003c\/p\u003e","brand":"Samson","offers":[{"title":"Default Title","offer_id":52684849611019,"sku":"1801\/8","price":9.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0736\/6560\/9995\/files\/57_eb0e27e9-8348-4032-ad26-95cf09a7278c.jpg?v=1763056152"},{"product_id":"samson-spring-no-8084-mainspring-1-70-x-0-13-x-10-dennison-8-9","title":"Samson Spring No. 8084 – Mainspring 1.70 x 0.13 x 10½\" – Dennison 8 \/ 9","description":"\u003cp data-start=\"53\" data-end=\"140\"\u003e\u003cstrong data-start=\"53\" data-end=\"140\"\u003eSamson Spring No. 8084 – Mainspring 1.70 x 0.13 x 10½\" – Dennison 8 \/ 9 – Swiss NOS\u003c\/strong\u003e\u003c\/p\u003e\u003cp data-start=\"142\" data-end=\"464\"\u003e\u003cstrong data-start=\"142\" data-end=\"158\"\u003eDescription:\u003c\/strong\u003e\u003cbr data-start=\"158\" data-end=\"161\"\u003eVintage \u003cstrong data-start=\"169\" data-end=\"195\"\u003eSamson Spring No. 8084\u003c\/strong\u003e mainspring, made in Switzerland. A high-strength white alloy mainspring designed for large wristwatch or small pocket watch calibres. Samson Springs were renowned for their reliability and were a popular choice among professional watchmakers in the mid-20th century.\u003c\/p\u003e\u003cp data-start=\"466\" data-end=\"487\"\u003e\u003cstrong data-start=\"466\" data-end=\"485\"\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\u003cul data-start=\"488\" data-end=\"725\"\u003e\n\u003cli data-start=\"488\" data-end=\"512\"\u003e\u003cp data-start=\"490\" data-end=\"512\"\u003eBrand: Samson Spring\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"513\" data-end=\"530\"\u003e\u003cp data-start=\"515\" data-end=\"530\"\u003ePart No: 8084\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"531\" data-end=\"548\"\u003e\u003cp data-start=\"533\" data-end=\"548\"\u003eWidth: 1.70mm\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"549\" data-end=\"569\"\u003e\u003cp data-start=\"551\" data-end=\"569\"\u003eStrength: 0.13mm\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"570\" data-end=\"602\"\u003e\u003cp data-start=\"572\" data-end=\"602\"\u003eLength: 10½ inches (26.67cm)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"603\" data-end=\"622\"\u003e\u003cp data-start=\"605\" data-end=\"622\"\u003eDennison: 8 \/ 9\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"623\" data-end=\"648\"\u003e\u003cp data-start=\"625\" data-end=\"648\"\u003eMaterial: White alloy\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"649\" data-end=\"725\"\u003e\u003cp data-start=\"651\" data-end=\"725\"\u003eCondition: New old stock (NOS), unused, in original foil wrap and packet\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp data-start=\"727\" data-end=\"1029\"\u003e\u003cstrong data-start=\"727\" data-end=\"746\"\u003eCondition Note:\u003c\/strong\u003e\u003cbr data-start=\"746\" data-end=\"749\"\u003eThis is \u003cstrong data-start=\"757\" data-end=\"780\"\u003enew old stock (NOS)\u003c\/strong\u003e — unused and still in its original packaging. Packaging may show signs of long-term storage, and the mainspring or retaining ring may exhibit minor tarnish or age-related discolouration.\u003cbr\u003e\u003c\/p\u003e\u003cp data-start=\"1031\" data-end=\"1248\"\u003e\u003cstrong data-start=\"1031\" data-end=\"1043\"\u003eSummary:\u003c\/strong\u003e\u003cbr data-start=\"1043\" data-end=\"1046\"\u003eGenuine vintage \u003cstrong data-start=\"1062\" data-end=\"1079\"\u003eSamson Spring\u003c\/strong\u003e Swiss mainspring, ideal for watchmakers and restoration specialists. Suitable for larger wristwatch or compact pocket watch movements requiring a strong, wide spring.\u003c\/p\u003e\u003cp data-start=\"1250\" data-end=\"1432\"\u003e\u003cstrong data-start=\"1250\" data-end=\"1263\"\u003eShipping:\u003c\/strong\u003e\u003cbr data-start=\"1263\" data-end=\"1266\"\u003e\u003cem data-start=\"1266\" data-end=\"1430\"\u003eAs usual, this item will be packaged carefully and dispatched with tracking. International shipping is available through the eBay Global Shipping Programme (GSP).\u003c\/em\u003e\u003c\/p\u003e","brand":"Samson","offers":[{"title":"Default Title","offer_id":52684849873163,"sku":"1801\/9","price":9.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0736\/6560\/9995\/files\/57_b56d9e16-dd3a-42e6-b9c9-fcc070af40fb.jpg?v=1763056156"},{"product_id":"watch-craft-mainspring-3824w-1-50-x-0-0975-x-12-dennison-6-11","title":"Watch-Craft Mainspring 3824W – 1.50 x 0.0975 x 12¾\" – Dennison 6 \/ 11¼","description":"\u003cp data-start=\"53\" data-end=\"137\"\u003e\u003cstrong data-start=\"53\" data-end=\"137\"\u003eWatch-Craft Mainspring 3824W – 1.50 x 0.0975 x 12¾\" – Dennison 6 \/ 11¼ – USA NOS\u003c\/strong\u003e\u003c\/p\u003e\u003cp data-start=\"139\" data-end=\"416\"\u003e\u003cstrong data-start=\"139\" data-end=\"155\"\u003eDescription:\u003c\/strong\u003e\u003cbr data-start=\"155\" data-end=\"158\"\u003eVintage \u003cstrong data-start=\"166\" data-end=\"198\"\u003eWatch-Craft 3824W mainspring\u003c\/strong\u003e, manufactured by \u003cstrong data-start=\"216\" data-end=\"240\"\u003eC. \u0026amp; E. Marshall Co.\u003c\/strong\u003e, USA. A precision white alloy mainspring designed for mid-size wristwatches and smaller pocket watches, offering reliable performance and rustproof, non-magnetic properties.\u003c\/p\u003e\u003cp data-start=\"418\" data-end=\"439\"\u003e\u003cstrong data-start=\"418\" data-end=\"437\"\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\u003cul data-start=\"440\" data-end=\"731\"\u003e\n\u003cli data-start=\"440\" data-end=\"485\"\u003e\u003cp data-start=\"442\" data-end=\"485\"\u003eBrand: Watch-Craft (C. \u0026amp; E. Marshall Co.)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"486\" data-end=\"504\"\u003e\u003cp data-start=\"488\" data-end=\"504\"\u003ePart No: 3824W\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"505\" data-end=\"522\"\u003e\u003cp data-start=\"507\" data-end=\"522\"\u003eWidth: 1.50mm\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"523\" data-end=\"545\"\u003e\u003cp data-start=\"525\" data-end=\"545\"\u003eStrength: 0.0975mm\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"546\" data-end=\"585\"\u003e\u003cp data-start=\"548\" data-end=\"585\"\u003eLength: 12¾ inches (approx. 32.4cm)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"586\" data-end=\"607\"\u003e\u003cp data-start=\"588\" data-end=\"607\"\u003eDennison: 6 \/ 11¼\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"608\" data-end=\"658\"\u003e\u003cp data-start=\"610\" data-end=\"658\"\u003eMaterial: White alloy, non-magnetic, rustproof\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"659\" data-end=\"731\"\u003e\u003cp data-start=\"661\" data-end=\"731\"\u003eCondition: New old stock (NOS), unused, sealed in original packaging\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp data-start=\"733\" data-end=\"1035\"\u003e\u003cstrong data-start=\"733\" data-end=\"752\"\u003eCondition Note:\u003c\/strong\u003e\u003cbr data-start=\"752\" data-end=\"755\"\u003eThis is \u003cstrong data-start=\"763\" data-end=\"786\"\u003enew old stock (NOS)\u003c\/strong\u003e — unused and still in its original packaging. Packaging may show signs of long-term storage, and the mainspring or retaining ring may exhibit minor tarnish or age-related discolouration.\u003cbr\u003e\u003c\/p\u003e\u003cp data-start=\"1037\" data-end=\"1286\"\u003e\u003cstrong data-start=\"1037\" data-end=\"1049\"\u003eSummary:\u003c\/strong\u003e\u003cbr data-start=\"1049\" data-end=\"1052\"\u003eOriginal \u003cstrong data-start=\"1061\" data-end=\"1082\"\u003eWatch-Craft 3824W\u003c\/strong\u003e mainspring, perfect for restoring mid-size wristwatch movements. Manufactured in the USA by the reputable C. \u0026amp; E. Marshall Co., a trusted supplier to the watch repair trade throughout the 20th century.\u003c\/p\u003e\u003cp data-start=\"1288\" data-end=\"1470\"\u003e\u003cstrong data-start=\"1288\" data-end=\"1301\"\u003eShipping:\u003c\/strong\u003e\u003cbr data-start=\"1301\" data-end=\"1304\"\u003e\u003cem data-start=\"1304\" data-end=\"1468\"\u003eAs usual, this item will be packaged carefully and dispatched with tracking. International shipping is available through the eBay Global Shipping Programme (GSP).\u003c\/em\u003e\u003c\/p\u003e","brand":"Watch-Craft","offers":[{"title":"Default Title","offer_id":52684850299147,"sku":"1801\/11","price":9.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0736\/6560\/9995\/files\/57_500e2d8b-4861-443e-8925-2dfd064edfef.jpg?v=1763056161"},{"product_id":"watch-craft-mainspring-3850w-1-35-x-0-06-x-7-dennison-4-15","title":"Watch-Craft Mainspring 3850W – 1.35 x 0.06 x 7¼\" – Dennison 4½ \/ 15","description":"\u003cp data-start=\"53\" data-end=\"134\"\u003e\u003cstrong data-start=\"53\" data-end=\"134\"\u003eWatch-Craft Mainspring 3850W – 1.35 x 0.06 x 7¼\" – Dennison 4½ \/ 15 – USA NOS\u003c\/strong\u003e\u003c\/p\u003e\u003cp data-start=\"136\" data-end=\"441\"\u003e\u003cstrong data-start=\"136\" data-end=\"152\"\u003eDescription:\u003c\/strong\u003e\u003cbr data-start=\"152\" data-end=\"155\"\u003eVintage \u003cstrong data-start=\"163\" data-end=\"195\"\u003eWatch-Craft 3850W mainspring\u003c\/strong\u003e produced by \u003cstrong data-start=\"208\" data-end=\"232\"\u003eC. \u0026amp; E. Marshall Co.\u003c\/strong\u003e, USA. Precision-made in white alloy for non-magnetic, rustproof, and unbreakable performance. This spring is suitable for small wristwatch movements requiring a fine, narrow mainspring of moderate strength.\u003c\/p\u003e\u003cp data-start=\"443\" data-end=\"464\"\u003e\u003cstrong data-start=\"443\" data-end=\"462\"\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\u003cul data-start=\"465\" data-end=\"766\"\u003e\n\u003cli data-start=\"465\" data-end=\"510\"\u003e\u003cp data-start=\"467\" data-end=\"510\"\u003eBrand: Watch-Craft (C. \u0026amp; E. Marshall Co.)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"511\" data-end=\"529\"\u003e\u003cp data-start=\"513\" data-end=\"529\"\u003ePart No: 3850W\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"530\" data-end=\"547\"\u003e\u003cp data-start=\"532\" data-end=\"547\"\u003eWidth: 1.35mm\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"548\" data-end=\"568\"\u003e\u003cp data-start=\"550\" data-end=\"568\"\u003eStrength: 0.06mm\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"569\" data-end=\"607\"\u003e\u003cp data-start=\"571\" data-end=\"607\"\u003eLength: 7¼ inches (approx. 18.4cm)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"608\" data-end=\"629\"\u003e\u003cp data-start=\"610\" data-end=\"629\"\u003eDennison: 4½ \/ 15\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"630\" data-end=\"693\"\u003e\u003cp data-start=\"632\" data-end=\"693\"\u003eMaterial: White alloy, non-magnetic, unbreakable, rustproof\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"694\" data-end=\"766\"\u003e\u003cp data-start=\"696\" data-end=\"766\"\u003eCondition: New old stock (NOS), unused, sealed in original packaging\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp data-start=\"768\" data-end=\"1073\"\u003e\u003cstrong data-start=\"768\" data-end=\"787\"\u003eCondition Note:\u003c\/strong\u003e\u003cbr data-start=\"787\" data-end=\"790\"\u003eThis is \u003cstrong data-start=\"798\" data-end=\"821\"\u003enew old stock (NOS)\u003c\/strong\u003e — unused and still sealed in its original packaging. The packaging may show signs of long-term storage, and the mainspring or retaining ring may display light tarnish or age-related patina.\u003cbr\u003e\u003c\/p\u003e\u003cp data-start=\"1075\" data-end=\"1342\"\u003e\u003cstrong data-start=\"1075\" data-end=\"1087\"\u003eSummary:\u003c\/strong\u003e\u003cbr data-start=\"1087\" data-end=\"1090\"\u003eOriginal \u003cstrong data-start=\"1099\" data-end=\"1120\"\u003eWatch-Craft 3850W\u003c\/strong\u003e mainspring from \u003cstrong data-start=\"1137\" data-end=\"1161\"\u003eC. \u0026amp; E. Marshall Co.\u003c\/strong\u003e, one of America’s most trusted vintage watch part suppliers. Ideal for watchmakers restoring mid-20th century mechanical wristwatches that use a small, lightweight barrel spring.\u003c\/p\u003e\u003cp data-start=\"1344\" data-end=\"1526\"\u003e\u003cstrong data-start=\"1344\" data-end=\"1357\"\u003eShipping:\u003c\/strong\u003e\u003cbr data-start=\"1357\" data-end=\"1360\"\u003e\u003cem data-start=\"1360\" data-end=\"1524\"\u003eAs usual, this item will be packaged carefully and dispatched with tracking. International shipping is available through the eBay Global Shipping Programme (GSP).\u003c\/em\u003e\u003c\/p\u003e","brand":"Watch-Craft","offers":[{"title":"Default Title","offer_id":52684850594059,"sku":"1801\/13","price":9.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0736\/6560\/9995\/files\/57_040d28eb-2b18-46ad-9379-f5891fb77e5c.jpg?v=1763056168"},{"product_id":"watch-craft-mainspring-4177w-1-45-x-0-09-x-10-dennison-5-12","title":"Watch-Craft Mainspring 4177W – 1.45 x 0.09 x 10¼\" – Dennison 5½ \/ 12","description":"\u003cp data-start=\"53\" data-end=\"135\"\u003e\u003cstrong data-start=\"53\" data-end=\"135\"\u003eWatch-Craft Mainspring 4177W – 1.45 x 0.09 x 10¼\" – Dennison 5½ \/ 12 – USA NOS\u003c\/strong\u003e\u003c\/p\u003e\u003cp data-start=\"137\" data-end=\"463\"\u003e\u003cstrong data-start=\"137\" data-end=\"153\"\u003eDescription:\u003c\/strong\u003e\u003cbr data-start=\"153\" data-end=\"156\"\u003eVintage \u003cstrong data-start=\"164\" data-end=\"196\"\u003eWatch-Craft 4177W mainspring\u003c\/strong\u003e, manufactured by \u003cstrong data-start=\"214\" data-end=\"238\"\u003eC. \u0026amp; E. Marshall Co.\u003c\/strong\u003e, USA. High-quality white alloy spring offering non-magnetic, unbreakable, and rustproof performance. Designed for medium-sized wristwatches and small pocket watches, ensuring reliable power delivery and consistent tension.\u003c\/p\u003e\u003cp data-start=\"465\" data-end=\"486\"\u003e\u003cstrong data-start=\"465\" data-end=\"484\"\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\u003cul data-start=\"487\" data-end=\"777\"\u003e\n\u003cli data-start=\"487\" data-end=\"532\"\u003e\u003cp data-start=\"489\" data-end=\"532\"\u003eBrand: Watch-Craft (C. \u0026amp; E. Marshall Co.)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"533\" data-end=\"551\"\u003e\u003cp data-start=\"535\" data-end=\"551\"\u003ePart No: 4177W\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"552\" data-end=\"569\"\u003e\u003cp data-start=\"554\" data-end=\"569\"\u003eWidth: 1.45mm\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"570\" data-end=\"590\"\u003e\u003cp data-start=\"572\" data-end=\"590\"\u003eStrength: 0.09mm\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"591\" data-end=\"628\"\u003e\u003cp data-start=\"593\" data-end=\"628\"\u003eLength: 10¼ inches (approx. 26cm)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"629\" data-end=\"650\"\u003e\u003cp data-start=\"631\" data-end=\"650\"\u003eDennison: 5½ \/ 12\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"651\" data-end=\"704\"\u003e\u003cp data-start=\"653\" data-end=\"704\"\u003eMaterial: White alloy – unbreakable and rustproof\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"705\" data-end=\"777\"\u003e\u003cp data-start=\"707\" data-end=\"777\"\u003eCondition: New old stock (NOS), unused, sealed in original packaging\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp data-start=\"779\" data-end=\"1089\"\u003e\u003cstrong data-start=\"779\" data-end=\"798\"\u003eCondition Note:\u003c\/strong\u003e\u003cbr data-start=\"798\" data-end=\"801\"\u003eThis is \u003cstrong data-start=\"809\" data-end=\"832\"\u003enew old stock (NOS)\u003c\/strong\u003e — unused and still sealed in its original packaging. Packaging may show age-related wear or discolouration, and the mainspring or retaining ring may display minor tarnish from long-term storage.\u003cbr\u003e\u003c\/p\u003e\u003cp data-start=\"1091\" data-end=\"1332\"\u003e\u003cstrong data-start=\"1091\" data-end=\"1103\"\u003eSummary:\u003c\/strong\u003e\u003cbr data-start=\"1103\" data-end=\"1106\"\u003eGenuine \u003cstrong data-start=\"1114\" data-end=\"1135\"\u003eWatch-Craft 4177W\u003c\/strong\u003e mainspring from \u003cstrong data-start=\"1152\" data-end=\"1176\"\u003eC. \u0026amp; E. Marshall Co.\u003c\/strong\u003e, a long-established American supplier of watch parts and tools. Ideal for restoring mid-century wristwatches requiring this size and strength mainspring.\u003c\/p\u003e\u003cp data-start=\"1334\" data-end=\"1516\"\u003e\u003cstrong data-start=\"1334\" data-end=\"1347\"\u003eShipping:\u003c\/strong\u003e\u003cbr data-start=\"1347\" data-end=\"1350\"\u003e\u003cem data-start=\"1350\" data-end=\"1514\"\u003eAs usual, this item will be packaged carefully and dispatched with tracking. International shipping is available through the eBay Global Shipping Programme (GSP).\u003c\/em\u003e\u003c\/p\u003e","brand":"Watch-Craft","offers":[{"title":"Default Title","offer_id":52684850725131,"sku":"1801\/14","price":9.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0736\/6560\/9995\/files\/57_4f75790d-2336-4bf5-ba1f-5b8ac33efb9c.jpg?v=1763056171"},{"product_id":"watch-craft-mainspring-4251w-1-80-x-0-1125-x-12-dennison-9-10","title":"Watch-Craft Mainspring 4251W – 1.80 x 0.1125 x 12¼\" – Dennison 9 \/ 10","description":"\u003cp data-start=\"53\" data-end=\"136\"\u003e\u003cstrong data-start=\"53\" data-end=\"136\"\u003eWatch-Craft Mainspring 4251W – 1.80 x 0.1125 x 12¼\" – Dennison 9 \/ 10 – USA NOS\u003c\/strong\u003e\u003c\/p\u003e\u003cp data-start=\"138\" data-end=\"529\"\u003e\u003cstrong data-start=\"138\" data-end=\"154\"\u003eDescription:\u003c\/strong\u003e\u003cbr data-start=\"154\" data-end=\"157\"\u003eVintage \u003cstrong data-start=\"165\" data-end=\"197\"\u003eWatch-Craft 4251W mainspring\u003c\/strong\u003e, manufactured by \u003cstrong data-start=\"215\" data-end=\"239\"\u003eC. \u0026amp; E. Marshall Co.\u003c\/strong\u003e, USA. Constructed from high-quality white alloy, this mainspring offers \u003cstrong data-start=\"312\" data-end=\"328\"\u003enon-magnetic\u003c\/strong\u003e, \u003cstrong data-start=\"330\" data-end=\"345\"\u003eunbreakable\u003c\/strong\u003e, and \u003cstrong data-start=\"351\" data-end=\"364\"\u003erustproof\u003c\/strong\u003e performance, and comes \u003cstrong data-start=\"388\" data-end=\"411\"\u003elifetime lubricated\u003c\/strong\u003e for durability. Designed for mid-sized wristwatch and small pocket watch movements requiring a strong, wide spring.\u003c\/p\u003e\u003cp data-start=\"531\" data-end=\"552\"\u003e\u003cstrong data-start=\"531\" data-end=\"550\"\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\u003cul data-start=\"553\" data-end=\"900\"\u003e\n\u003cli data-start=\"553\" data-end=\"598\"\u003e\u003cp data-start=\"555\" data-end=\"598\"\u003eBrand: Watch-Craft (C. \u0026amp; E. Marshall Co.)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"599\" data-end=\"617\"\u003e\u003cp data-start=\"601\" data-end=\"617\"\u003ePart No: 4251W\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"618\" data-end=\"635\"\u003e\u003cp data-start=\"620\" data-end=\"635\"\u003eWidth: 1.80mm\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"636\" data-end=\"658\"\u003e\u003cp data-start=\"638\" data-end=\"658\"\u003eStrength: 0.1125mm\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"659\" data-end=\"696\"\u003e\u003cp data-start=\"661\" data-end=\"696\"\u003eLength: 12¼ inches (approx. 31cm)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"697\" data-end=\"717\"\u003e\u003cp data-start=\"699\" data-end=\"717\"\u003eDennison: 9 \/ 10\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"718\" data-end=\"782\"\u003e\u003cp data-start=\"720\" data-end=\"782\"\u003eMaterial: White alloy – non-magnetic, unbreakable, rustproof\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"783\" data-end=\"827\"\u003e\u003cp data-start=\"785\" data-end=\"827\"\u003eLubrication: Factory lifetime-lubricated\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"828\" data-end=\"900\"\u003e\u003cp data-start=\"830\" data-end=\"900\"\u003eCondition: New old stock (NOS), unused, sealed in original packaging\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp data-start=\"902\" data-end=\"1196\"\u003e\u003cstrong data-start=\"902\" data-end=\"921\"\u003eCondition Note:\u003c\/strong\u003e\u003cbr data-start=\"921\" data-end=\"924\"\u003eThis is \u003cstrong data-start=\"932\" data-end=\"955\"\u003enew old stock (NOS)\u003c\/strong\u003e — unused and sealed in its original packaging. Packaging may show signs of age or handling, and the mainspring or retaining ring may exhibit light tarnish from long-term storage.\u003cbr\u003e\u003c\/p\u003e\u003cp data-start=\"1198\" data-end=\"1474\"\u003e\u003cstrong data-start=\"1198\" data-end=\"1210\"\u003eSummary:\u003c\/strong\u003e\u003cbr data-start=\"1210\" data-end=\"1213\"\u003eOriginal \u003cstrong data-start=\"1222\" data-end=\"1243\"\u003eWatch-Craft 4251W\u003c\/strong\u003e mainspring produced by \u003cstrong data-start=\"1267\" data-end=\"1291\"\u003eC. \u0026amp; E. Marshall Co.\u003c\/strong\u003e, a respected American supplier of professional watchmaking parts and tools. Excellent replacement for vintage Swiss or American mechanical watch movements using this specification.\u003c\/p\u003e\u003cp data-start=\"1476\" data-end=\"1658\"\u003e\u003cstrong data-start=\"1476\" data-end=\"1489\"\u003eShipping:\u003c\/strong\u003e\u003cbr data-start=\"1489\" data-end=\"1492\"\u003e\u003cem data-start=\"1492\" data-end=\"1656\"\u003eAs usual, this item will be packaged carefully and dispatched with tracking. International shipping is available through the eBay Global Shipping Programme (GSP).\u003c\/em\u003e\u003c\/p\u003e","brand":"Watch-Craft","offers":[{"title":"Default Title","offer_id":52684850790667,"sku":"1801\/15","price":9.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0736\/6560\/9995\/files\/57_7cb4d935-0c87-4996-a329-1b7aa78b84ea.jpg?v=1763056174"},{"product_id":"watch-craft-mainspring-2739w-1-30-x-0-11-x-10-as653-mst348-mo-730m-gr266-la12","title":"Watch-Craft Mainspring 2739W 1.30 x 0.11 x 10½\", AS653 MST348 MO-730M GR266 LA12","description":"\u003cp data-start=\"174\" data-end=\"522\"\u003e\u003cstrong data-start=\"174\" data-end=\"190\"\u003eDescription:\u003c\/strong\u003e\u003cbr data-start=\"190\" data-end=\"193\"\u003eVintage \u003cstrong data-start=\"201\" data-end=\"233\"\u003eWatch-Craft 2739W mainspring\u003c\/strong\u003e, manufactured by \u003cstrong data-start=\"251\" data-end=\"275\"\u003eC. \u0026amp; E. Marshall Co.\u003c\/strong\u003e, USA. Made from durable white alloy for \u003cstrong data-start=\"316\" data-end=\"332\"\u003enon-magnetic\u003c\/strong\u003e, \u003cstrong data-start=\"334\" data-end=\"349\"\u003eunbreakable\u003c\/strong\u003e, and \u003cstrong data-start=\"355\" data-end=\"368\"\u003erustproof\u003c\/strong\u003e performance. Suitable for a range of mid-century Swiss watch movements, including \u003cstrong data-start=\"451\" data-end=\"460\"\u003eAS653\u003c\/strong\u003e, \u003cstrong data-start=\"462\" data-end=\"472\"\u003eMST348\u003c\/strong\u003e, \u003cstrong data-start=\"474\" data-end=\"485\"\u003eMO-730M\u003c\/strong\u003e, \u003cstrong data-start=\"487\" data-end=\"496\"\u003eGR266\u003c\/strong\u003e, and \u003cstrong data-start=\"502\" data-end=\"510\"\u003eLA12\u003c\/strong\u003e calibres.\u003c\/p\u003e\n\u003cp data-start=\"524\" data-end=\"545\"\u003e\u003cstrong data-start=\"524\" data-end=\"543\"\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-start=\"548\" data-end=\"591\"\u003eBrand: Watch-Craft (C. \u0026amp; E. Marshall Co.)\u003c\/li\u003e\n\u003cli data-start=\"594\" data-end=\"610\"\u003ePart No: 2739W\u003c\/li\u003e\n\u003cli data-start=\"613\" data-end=\"628\"\u003eWidth: 1.30mm\u003c\/li\u003e\n\u003cli data-start=\"631\" data-end=\"649\"\u003eStrength: 0.11mm\u003c\/li\u003e\n\u003cli data-start=\"652\" data-end=\"689\"\u003eLength: 10½ inches (approx. 26.7cm)\u003c\/li\u003e\n\u003cli data-start=\"692\" data-end=\"710\"\u003eDennison: 4 \/ 10\u003c\/li\u003e\n\u003cli data-start=\"713\" data-end=\"772\"\u003eCompatible Movements: AS653, MST348, MO-730M, GR266, LA12\u003c\/li\u003e\n\u003cli data-start=\"775\" data-end=\"837\"\u003eMaterial: White alloy – non-magnetic, unbreakable, rustproof\u003c\/li\u003e\n\u003cli data-start=\"840\" data-end=\"910\"\u003eCondition: New old stock (NOS), unused, sealed in original packaging\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"912\" data-end=\"1214\"\u003e\u003cstrong data-start=\"912\" data-end=\"931\"\u003eCondition Note:\u003c\/strong\u003e\u003cbr data-start=\"931\" data-end=\"934\"\u003eThis is \u003cstrong data-start=\"942\" data-end=\"965\"\u003enew old stock (NOS)\u003c\/strong\u003e — unused and still sealed in its original packaging. The packaging may show signs of long-term storage, and the mainspring or retaining ring may exhibit minor tarnish or patina from age.\u003cbr\u003e\u003c\/p\u003e\n\u003cp data-start=\"1216\" data-end=\"1461\"\u003e\u003cstrong data-start=\"1216\" data-end=\"1228\"\u003eSummary:\u003c\/strong\u003e\u003cbr data-start=\"1228\" data-end=\"1231\"\u003eGenuine \u003cstrong data-start=\"1239\" data-end=\"1260\"\u003eWatch-Craft 2739W\u003c\/strong\u003e mainspring by \u003cstrong data-start=\"1275\" data-end=\"1299\"\u003eC. \u0026amp; E. Marshall Co.\u003c\/strong\u003e, designed for a variety of Swiss movements such as \u003cstrong data-start=\"1351\" data-end=\"1374\"\u003eAS, MST, GR, and MO\u003c\/strong\u003e series calibres. Perfect for vintage watch restorations or professional repair work.\u003c\/p\u003e\n\u003cp data-start=\"1463\" data-end=\"1645\"\u003e\u003cstrong data-start=\"1463\" data-end=\"1476\"\u003eShipping:\u003c\/strong\u003e\u003cbr data-start=\"1476\" data-end=\"1479\"\u003e\u003cem data-start=\"1479\" data-end=\"1643\"\u003eAs usual, this item will be packaged carefully and dispatched with tracking. International shipping is available upon request.\u003c\/em\u003e\u003c\/p\u003e","brand":"Watch-Craft","offers":[{"title":"Default Title","offer_id":52684850856203,"sku":"1801\/16","price":9.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0736\/6560\/9995\/files\/57_4516a54f-92bf-433b-9205-464c966b2a28.jpg?v=1763056177"},{"product_id":"watch-craft-mainspring-2868w-1-40-x-0-11-x-12-gr325-as558-f410-490-ben-bt","title":"Watch-Craft Mainspring 2868W - 1.40 x 0.11 x 12½\" - GR325 AS558 F410-490 BEN BT","description":"\u003cp data-start=\"53\" data-end=\"177\"\u003e\u003cstrong data-start=\"53\" data-end=\"177\"\u003eWatch-Craft Mainspring 2868W – 1.40 x 0.11 x 12½\" – Dennison 5 \/ 10 – GR325, AS558, F410-490, BEN, BT, BUIIAAC – USA NOS\u003c\/strong\u003e\u003c\/p\u003e\u003cp data-start=\"179\" data-end=\"542\"\u003e\u003cstrong data-start=\"179\" data-end=\"195\"\u003eDescription:\u003c\/strong\u003e\u003cbr data-start=\"195\" data-end=\"198\"\u003eVintage \u003cstrong data-start=\"206\" data-end=\"238\"\u003eWatch-Craft 2868W mainspring\u003c\/strong\u003e, produced by \u003cstrong data-start=\"252\" data-end=\"276\"\u003eC. \u0026amp; E. Marshall Co.\u003c\/strong\u003e, USA. Precision-engineered white alloy spring offering \u003cstrong data-start=\"332\" data-end=\"348\"\u003enon-magnetic\u003c\/strong\u003e, \u003cstrong data-start=\"350\" data-end=\"365\"\u003eunbreakable\u003c\/strong\u003e, and \u003cstrong data-start=\"371\" data-end=\"384\"\u003erustproof\u003c\/strong\u003e performance. Designed for a range of Swiss and American movements, including \u003cstrong data-start=\"462\" data-end=\"471\"\u003eGR325\u003c\/strong\u003e, \u003cstrong data-start=\"473\" data-end=\"482\"\u003eAS558\u003c\/strong\u003e, \u003cstrong data-start=\"484\" data-end=\"496\"\u003eF410–490\u003c\/strong\u003e, \u003cstrong data-start=\"498\" data-end=\"505\"\u003eBEN\u003c\/strong\u003e, \u003cstrong data-start=\"507\" data-end=\"513\"\u003eBT\u003c\/strong\u003e, and \u003cstrong data-start=\"519\" data-end=\"530\" data-is-only-node=\"\"\u003eBUIIAAC\u003c\/strong\u003e calibres.\u003c\/p\u003e\u003cp data-start=\"544\" data-end=\"565\"\u003e\u003cstrong data-start=\"544\" data-end=\"563\"\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\u003cul data-start=\"566\" data-end=\"959\"\u003e\n\u003cli data-start=\"566\" data-end=\"611\"\u003e\u003cp data-start=\"568\" data-end=\"611\"\u003eBrand: Watch-Craft (C. \u0026amp; E. Marshall Co.)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"612\" data-end=\"630\"\u003e\u003cp data-start=\"614\" data-end=\"630\"\u003ePart No: 2868W\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"631\" data-end=\"648\"\u003e\u003cp data-start=\"633\" data-end=\"648\"\u003eWidth: 1.40mm\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"649\" data-end=\"669\"\u003e\u003cp data-start=\"651\" data-end=\"669\"\u003eStrength: 0.11mm\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"670\" data-end=\"709\"\u003e\u003cp data-start=\"672\" data-end=\"709\"\u003eLength: 12½ inches (approx. 31.7cm)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"710\" data-end=\"730\"\u003e\u003cp data-start=\"712\" data-end=\"730\"\u003eDennison: 5 \/ 10\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"731\" data-end=\"821\"\u003e\u003cp data-start=\"733\" data-end=\"821\"\u003eCompatible Movements: \u003cstrong data-start=\"755\" data-end=\"764\"\u003eGR325\u003c\/strong\u003e, \u003cstrong data-start=\"766\" data-end=\"775\"\u003eAS558\u003c\/strong\u003e, \u003cstrong data-start=\"777\" data-end=\"789\"\u003eF410–490\u003c\/strong\u003e, \u003cstrong data-start=\"791\" data-end=\"798\"\u003eBEN\u003c\/strong\u003e, \u003cstrong data-start=\"800\" data-end=\"806\"\u003eBT\u003c\/strong\u003e, \u003cstrong data-start=\"808\" data-end=\"819\"\u003eBUIIAAC\u003c\/strong\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"822\" data-end=\"886\"\u003e\u003cp data-start=\"824\" data-end=\"886\"\u003eMaterial: White alloy – non-magnetic, unbreakable, rustproof\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"887\" data-end=\"959\"\u003e\u003cp data-start=\"889\" data-end=\"959\"\u003eCondition: New old stock (NOS), unused, sealed in original packaging\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp data-start=\"961\" data-end=\"1278\"\u003e\u003cstrong data-start=\"961\" data-end=\"980\"\u003eCondition Note:\u003c\/strong\u003e\u003cbr data-start=\"980\" data-end=\"983\"\u003eThis is \u003cstrong data-start=\"991\" data-end=\"1014\"\u003enew old stock (NOS)\u003c\/strong\u003e — unused and sealed in its original packaging. The packaging may show light wear or discolouration from age, and the mainspring or retaining ring may display minor tarnish typical of long-term storage.\u003cbr\u003e\u003c\/p\u003e\u003cp data-start=\"1280\" data-end=\"1504\"\u003e\u003cstrong data-start=\"1280\" data-end=\"1292\"\u003eSummary:\u003c\/strong\u003e\u003cbr data-start=\"1292\" data-end=\"1295\"\u003eGenuine \u003cstrong data-start=\"1303\" data-end=\"1324\"\u003eWatch-Craft 2868W\u003c\/strong\u003e mainspring from \u003cstrong data-start=\"1341\" data-end=\"1365\"\u003eC. \u0026amp; E. Marshall Co.\u003c\/strong\u003e, a trusted supplier to professional watchmakers. Compatible with several vintage Swiss movements, ideal for restoration and repair work.\u003c\/p\u003e\u003cp data-start=\"1506\" data-end=\"1688\"\u003e\u003cstrong data-start=\"1506\" data-end=\"1519\"\u003eShipping:\u003c\/strong\u003e\u003cbr data-start=\"1519\" data-end=\"1522\"\u003e\u003cem data-start=\"1522\" data-end=\"1686\"\u003eAs usual, this item will be packaged carefully and dispatched with tracking. International shipping is available through the eBay Global Shipping Programme (GSP).\u003c\/em\u003e\u003c\/p\u003e","brand":"Watch-Craft","offers":[{"title":"Default Title","offer_id":52684850921739,"sku":"1801\/17","price":9.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0736\/6560\/9995\/files\/57_160d4dec-ea02-4202-a4da-c05dbc0afc97.jpg?v=1763056180"},{"product_id":"watch-craft-mainspring-3053w-1-25-x-0-085-x-7-dennison-3-12","title":"Watch-Craft Mainspring 3053W – 1.25 x 0.085 x 7¼\" – Dennison 3½ \/ 12½","description":"\u003cp data-start=\"53\" data-end=\"136\"\u003e\u003cstrong data-start=\"53\" data-end=\"136\"\u003eWatch-Craft Mainspring 3053W – 1.25 x 0.085 x 7¼\" – Dennison 3½ \/ 12½ – USA NOS\u003c\/strong\u003e\u003c\/p\u003e\u003cp data-start=\"138\" data-end=\"445\"\u003e\u003cstrong data-start=\"138\" data-end=\"154\"\u003eDescription:\u003c\/strong\u003e\u003cbr data-start=\"154\" data-end=\"157\"\u003eVintage \u003cstrong data-start=\"165\" data-end=\"197\"\u003eWatch-Craft 3053W mainspring\u003c\/strong\u003e, manufactured by \u003cstrong data-start=\"215\" data-end=\"239\"\u003eC. \u0026amp; E. Marshall Co.\u003c\/strong\u003e, USA. Precision-engineered in white alloy for superior \u003cstrong data-start=\"295\" data-end=\"311\"\u003enon-magnetic\u003c\/strong\u003e, \u003cstrong data-start=\"313\" data-end=\"328\"\u003eunbreakable\u003c\/strong\u003e, and \u003cstrong data-start=\"334\" data-end=\"347\"\u003erustproof\u003c\/strong\u003e performance. Ideal for smaller wristwatch movements that require a fine yet durable mainspring.\u003c\/p\u003e\u003cp data-start=\"447\" data-end=\"468\"\u003e\u003cstrong data-start=\"447\" data-end=\"466\"\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\u003cul data-start=\"469\" data-end=\"773\"\u003e\n\u003cli data-start=\"469\" data-end=\"514\"\u003e\u003cp data-start=\"471\" data-end=\"514\"\u003eBrand: Watch-Craft (C. \u0026amp; E. Marshall Co.)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"515\" data-end=\"533\"\u003e\u003cp data-start=\"517\" data-end=\"533\"\u003ePart No: 3053W\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"534\" data-end=\"551\"\u003e\u003cp data-start=\"536\" data-end=\"551\"\u003eWidth: 1.25mm\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"552\" data-end=\"573\"\u003e\u003cp data-start=\"554\" data-end=\"573\"\u003eStrength: 0.085mm\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"574\" data-end=\"612\"\u003e\u003cp data-start=\"576\" data-end=\"612\"\u003eLength: 7¼ inches (approx. 18.4cm)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"613\" data-end=\"635\"\u003e\u003cp data-start=\"615\" data-end=\"635\"\u003eDennison: 3½ \/ 12½\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"636\" data-end=\"700\"\u003e\u003cp data-start=\"638\" data-end=\"700\"\u003eMaterial: White alloy – non-magnetic, unbreakable, rustproof\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"701\" data-end=\"773\"\u003e\u003cp data-start=\"703\" data-end=\"773\"\u003eCondition: New old stock (NOS), unused, sealed in original packaging\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp data-start=\"775\" data-end=\"1095\"\u003e\u003cstrong data-start=\"775\" data-end=\"794\"\u003eCondition Note:\u003c\/strong\u003e\u003cbr data-start=\"794\" data-end=\"797\"\u003eThis is \u003cstrong data-start=\"805\" data-end=\"828\"\u003enew old stock (NOS)\u003c\/strong\u003e — unused and still sealed in its original packaging. Packaging may show some light age-related wear or discolouration, and the mainspring or retaining ring may display mild tarnish from long-term storage.\u003cbr\u003e\u003c\/p\u003e\u003cp data-start=\"1097\" data-end=\"1347\"\u003e\u003cstrong data-start=\"1097\" data-end=\"1109\"\u003eSummary:\u003c\/strong\u003e\u003cbr data-start=\"1109\" data-end=\"1112\"\u003eGenuine \u003cstrong data-start=\"1120\" data-end=\"1141\"\u003eWatch-Craft 3053W\u003c\/strong\u003e mainspring by \u003cstrong data-start=\"1156\" data-end=\"1180\"\u003eC. \u0026amp; E. Marshall Co.\u003c\/strong\u003e, a trusted American manufacturer of watch parts. Suitable for use in small vintage wristwatch calibres requiring a narrow, lightweight spring of this specification.\u003c\/p\u003e\u003cp data-start=\"1349\" data-end=\"1531\"\u003e\u003cstrong data-start=\"1349\" data-end=\"1362\"\u003eShipping:\u003c\/strong\u003e\u003cbr data-start=\"1362\" data-end=\"1365\"\u003e\u003cem data-start=\"1365\" data-end=\"1529\"\u003eAs usual, this item will be packaged carefully and dispatched with tracking. International shipping is available through the eBay Global Shipping Programme (GSP).\u003c\/em\u003e\u003c\/p\u003e","brand":"Watch-Craft","offers":[{"title":"Default Title","offer_id":52684851020043,"sku":"1801\/18","price":9.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0736\/6560\/9995\/files\/57_f26c1509-7692-4327-b88e-a8ee5959ac96.jpg?v=1763056184"},{"product_id":"watch-craft-mainspring-3822w-1-80-x-0-10-x-11-dennison-9-11","title":"Watch-Craft Mainspring 3822W – 1.80 x 0.10 x 11½\" – Dennison 9 \/ 11","description":"\u003cp data-start=\"53\" data-end=\"134\"\u003e\u003cstrong data-start=\"53\" data-end=\"134\"\u003eWatch-Craft Mainspring 3822W – 1.80 x 0.10 x 11½\" – Dennison 9 \/ 11 – USA NOS\u003c\/strong\u003e\u003c\/p\u003e\u003cp data-start=\"136\" data-end=\"485\"\u003e\u003cstrong data-start=\"136\" data-end=\"152\"\u003eDescription:\u003c\/strong\u003e\u003cbr data-start=\"152\" data-end=\"155\"\u003eVintage \u003cstrong data-start=\"163\" data-end=\"195\"\u003eWatch-Craft 3822W mainspring\u003c\/strong\u003e, manufactured by \u003cstrong data-start=\"213\" data-end=\"237\"\u003eC. \u0026amp; E. Marshall Co.\u003c\/strong\u003e, USA. A robust, precision-made mainspring constructed from white alloy for \u003cstrong data-start=\"313\" data-end=\"329\"\u003enon-magnetic\u003c\/strong\u003e, \u003cstrong data-start=\"331\" data-end=\"346\"\u003eunbreakable\u003c\/strong\u003e, and \u003cstrong data-start=\"352\" data-end=\"365\"\u003erustproof\u003c\/strong\u003e performance. Suitable for medium to large wristwatch or small pocket watch movements requiring a strong, wide spring.\u003c\/p\u003e\u003cp data-start=\"487\" data-end=\"508\"\u003e\u003cstrong data-start=\"487\" data-end=\"506\"\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\u003cul data-start=\"509\" data-end=\"811\"\u003e\n\u003cli data-start=\"509\" data-end=\"554\"\u003e\u003cp data-start=\"511\" data-end=\"554\"\u003eBrand: Watch-Craft (C. \u0026amp; E. Marshall Co.)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"555\" data-end=\"573\"\u003e\u003cp data-start=\"557\" data-end=\"573\"\u003ePart No: 3822W\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"574\" data-end=\"591\"\u003e\u003cp data-start=\"576\" data-end=\"591\"\u003eWidth: 1.80mm\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"592\" data-end=\"612\"\u003e\u003cp data-start=\"594\" data-end=\"612\"\u003eStrength: 0.10mm\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"613\" data-end=\"652\"\u003e\u003cp data-start=\"615\" data-end=\"652\"\u003eLength: 11½ inches (approx. 29.2cm)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"653\" data-end=\"673\"\u003e\u003cp data-start=\"655\" data-end=\"673\"\u003eDennison: 9 \/ 11\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"674\" data-end=\"738\"\u003e\u003cp data-start=\"676\" data-end=\"738\"\u003eMaterial: White alloy – non-magnetic, unbreakable, rustproof\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"739\" data-end=\"811\"\u003e\u003cp data-start=\"741\" data-end=\"811\"\u003eCondition: New old stock (NOS), unused, sealed in original packaging\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp data-start=\"813\" data-end=\"1141\"\u003e\u003cstrong data-start=\"813\" data-end=\"832\"\u003eCondition Note:\u003c\/strong\u003e\u003cbr data-start=\"832\" data-end=\"835\"\u003eThis is \u003cstrong data-start=\"843\" data-end=\"866\"\u003enew old stock (NOS)\u003c\/strong\u003e — unused and sealed in its original packaging. Packaging may show light wear or minor discolouration from long-term storage, and the mainspring or retaining ring may exhibit mild tarnish or patina typical of age.\u003cbr data-start=\"1079\" data-end=\"1082\"\u003e\u003cem data-start=\"1082\" data-end=\"1139\"\u003eListing is for one mainspring only; multiple available.\u003c\/em\u003e\u003c\/p\u003e\u003cp data-start=\"1143\" data-end=\"1390\"\u003e\u003cstrong data-start=\"1143\" data-end=\"1155\"\u003eSummary:\u003c\/strong\u003e\u003cbr data-start=\"1155\" data-end=\"1158\"\u003eGenuine \u003cstrong data-start=\"1166\" data-end=\"1187\"\u003eWatch-Craft 3822W\u003c\/strong\u003e mainspring from \u003cstrong data-start=\"1204\" data-end=\"1228\"\u003eC. \u0026amp; E. Marshall Co.\u003c\/strong\u003e, a leading American supplier of watch materials and tools. Designed for medium-sized vintage watch movements, offering long-lasting durability and reliability.\u003c\/p\u003e\u003cp data-start=\"1392\" data-end=\"1574\"\u003e\u003cstrong data-start=\"1392\" data-end=\"1405\"\u003eShipping:\u003c\/strong\u003e\u003cbr data-start=\"1405\" data-end=\"1408\"\u003e\u003cem data-start=\"1408\" data-end=\"1572\"\u003eAs usual, this item will be packaged carefully and dispatched with tracking. International shipping is available through the eBay Global Shipping Programme (GSP).\u003c\/em\u003e\u003c\/p\u003e","brand":"Watch-Craft","offers":[{"title":"Default Title","offer_id":52684851118347,"sku":"1801\/19","price":9.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0736\/6560\/9995\/files\/57_2c10bca2-8da2-4849-9f9e-e0ee83e4a167.jpg?v=1763056186"},{"product_id":"black-shield-mainspring-no-480291-1-10-x-0-08-x-3-dennison-2-13","title":"Black Shield Mainspring No. 480291 – 1.10 x 0.08 x 3½\" – Dennison 2 \/ 13","description":"\u003cp data-start=\"53\" data-end=\"141\"\u003e\u003cstrong data-start=\"53\" data-end=\"141\"\u003eBlack Shield Mainspring No. 480291 – 1.10 x 0.08 x 3½\" – Dennison 2 \/ 13 – Swiss NOS\u003c\/strong\u003e\u003c\/p\u003e\u003cp data-start=\"143\" data-end=\"420\"\u003e\u003cstrong data-start=\"143\" data-end=\"159\"\u003eDescription:\u003c\/strong\u003e\u003cbr data-start=\"159\" data-end=\"162\"\u003eVintage \u003cstrong data-start=\"170\" data-end=\"197\"\u003eBlack Shield mainspring\u003c\/strong\u003e No. 480291, distributed by \u003cstrong data-start=\"225\" data-end=\"245\"\u003eSwartchild \u0026amp; Co.\u003c\/strong\u003e and made in Switzerland. A high-quality watch mainspring designed for small wristwatch movements, made to the precise Swiss standard and featuring a \u003cstrong data-start=\"395\" data-end=\"409\"\u003etongue end\u003c\/strong\u003e fitting.\u003c\/p\u003e\u003cp data-start=\"422\" data-end=\"443\"\u003e\u003cstrong data-start=\"422\" data-end=\"441\"\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\u003cul data-start=\"444\" data-end=\"746\"\u003e\n\u003cli data-start=\"444\" data-end=\"486\"\u003e\u003cp data-start=\"446\" data-end=\"486\"\u003eBrand: Black Shield (Swartchild \u0026amp; Co.)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"487\" data-end=\"506\"\u003e\u003cp data-start=\"489\" data-end=\"506\"\u003ePart No: 480291\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"507\" data-end=\"525\"\u003e\u003cp data-start=\"509\" data-end=\"525\"\u003eWidth: 1.10 mm\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"526\" data-end=\"547\"\u003e\u003cp data-start=\"528\" data-end=\"547\"\u003eStrength: 0.08 mm\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"548\" data-end=\"586\"\u003e\u003cp data-start=\"550\" data-end=\"586\"\u003eLength: 3½ inches (approx. 8.9 cm)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"587\" data-end=\"607\"\u003e\u003cp data-start=\"589\" data-end=\"607\"\u003eDennison: 2 \/ 13\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"608\" data-end=\"632\"\u003e\u003cp data-start=\"610\" data-end=\"632\"\u003eEnd Type: Tongue end\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"633\" data-end=\"675\"\u003e\u003cp data-start=\"635\" data-end=\"675\"\u003eMaterial: Swiss-made blued steel alloy\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"676\" data-end=\"746\"\u003e\u003cp data-start=\"678\" data-end=\"746\"\u003eCondition: New old stock (NOS), unused, sealed in original wrapper\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp data-start=\"748\" data-end=\"1063\"\u003e\u003cstrong data-start=\"748\" data-end=\"767\"\u003eCondition Note:\u003c\/strong\u003e\u003cbr data-start=\"767\" data-end=\"770\"\u003eThis is \u003cstrong data-start=\"778\" data-end=\"801\"\u003enew old stock (NOS)\u003c\/strong\u003e — unused and still in its original paper envelope. The packaging may show light age wear or small marks from long-term storage, and the mainspring itself may display mild tarnish consistent with age.\u003cbr data-start=\"1001\" data-end=\"1004\"\u003e\u003cem data-start=\"1004\" data-end=\"1061\"\u003eListing is for one mainspring only; multiple available.\u003c\/em\u003e\u003c\/p\u003e\u003cp data-start=\"1065\" data-end=\"1274\"\u003e\u003cstrong data-start=\"1065\" data-end=\"1077\"\u003eSummary:\u003c\/strong\u003e\u003cbr data-start=\"1077\" data-end=\"1080\"\u003eOriginal \u003cstrong data-start=\"1089\" data-end=\"1105\"\u003eBlack Shield\u003c\/strong\u003e Swiss mainspring supplied by \u003cstrong data-start=\"1135\" data-end=\"1155\"\u003eSwartchild \u0026amp; Co.\u003c\/strong\u003e, ideal for small vintage wristwatch calibres. Well-made, collectible, and perfectly suited for restoration projects.\u003c\/p\u003e\u003cp data-start=\"1276\" data-end=\"1458\"\u003e\u003cstrong data-start=\"1276\" data-end=\"1289\"\u003eShipping:\u003c\/strong\u003e\u003cbr data-start=\"1289\" data-end=\"1292\"\u003e\u003cem data-start=\"1292\" data-end=\"1456\"\u003eAs usual, this item will be packaged carefully and dispatched with tracking. International shipping is available through the eBay Global Shipping Programme (GSP).\u003c\/em\u003e\u003c\/p\u003e","brand":"Black Shield","offers":[{"title":"Default Title","offer_id":52684851183883,"sku":"1801\/20","price":9.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0736\/6560\/9995\/files\/57_786b55e6-9625-44ac-8256-e2879be7d0ef.jpg?v=1763056189"},{"product_id":"black-shield-mainspring-no-48430-1-80-x-0-10-x-11-dennison-9-11-tongue-end","title":"Black Shield Mainspring No. 48430 1.80 x 0.10 x 11½\" Dennison 9 \/ 11 Tongue End","description":"\u003cp data-end=\"516\" data-start=\"156\"\u003e\u003cstrong data-end=\"172\" data-start=\"156\"\u003eDescription:\u003c\/strong\u003e\u003cbr data-end=\"175\" data-start=\"172\"\u003eVintage \u003cstrong data-end=\"210\" data-start=\"183\"\u003eBlack Shield mainspring\u003c\/strong\u003e No. 48430, manufactured in Switzerland and distributed by \u003cstrong data-end=\"289\" data-start=\"269\"\u003eSwartchild \u0026amp; Co.\u003c\/strong\u003e This premium-quality mainspring features a \u003cstrong data-end=\"347\" data-start=\"333\"\u003etongue end\u003c\/strong\u003e and is suitable for medium-to-large wristwatch or small pocket watch movements. Made from finely tempered Swiss alloy steel for reliable and long-lasting performance.\u003c\/p\u003e\n\u003cp data-end=\"539\" data-start=\"518\"\u003e\u003cstrong data-end=\"537\" data-start=\"518\"\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-end=\"582\" data-start=\"542\"\u003eBrand: Black Shield (Swartchild \u0026amp; Co.)\u003c\/li\u003e\n\u003cli data-end=\"601\" data-start=\"585\"\u003ePart No: 48430\u003c\/li\u003e\n\u003cli data-end=\"620\" data-start=\"604\"\u003eWidth: 1.80 mm\u003c\/li\u003e\n\u003cli data-end=\"642\" data-start=\"623\"\u003eStrength: 0.10 mm\u003c\/li\u003e\n\u003cli data-end=\"683\" data-start=\"645\"\u003eLength: 11½ inches (approx. 29.2 cm)\u003c\/li\u003e\n\u003cli data-end=\"704\" data-start=\"686\"\u003eDennison: 9 \/ 11\u003c\/li\u003e\n\u003cli data-end=\"729\" data-start=\"707\"\u003eEnd Type: Tongue end\u003c\/li\u003e\n\u003cli data-end=\"770\" data-start=\"732\"\u003eMaterial: Tempered Swiss alloy steel\u003c\/li\u003e\n\u003cli data-end=\"843\" data-start=\"773\"\u003eCondition: New old stock (NOS), unused, sealed in original packaging\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1142\" data-start=\"845\"\u003e\u003cstrong data-end=\"864\" data-start=\"845\"\u003eCondition Note:\u003c\/strong\u003e\u003cbr data-end=\"867\" data-start=\"864\"\u003eThis is \u003cstrong data-end=\"898\" data-start=\"875\"\u003enew old stock (NOS)\u003c\/strong\u003e — unused and sealed in original paper and wax packaging. The packaging may show age-related wear or light marks, and the mainspring may display light tarnish from long-term storage.\u003cbr data-end=\"1083\" data-start=\"1080\"\u003e\u003cem data-end=\"1140\" data-start=\"1083\"\u003eListing is for one mainspring only; multiple available.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp data-end=\"1393\" data-start=\"1144\"\u003e\u003cstrong data-end=\"1156\" data-start=\"1144\"\u003eSummary:\u003c\/strong\u003e\u003cbr data-end=\"1159\" data-start=\"1156\"\u003eOriginal \u003cstrong data-end=\"1194\" data-start=\"1168\"\u003eBlack Shield No. 48430\u003c\/strong\u003e mainspring, made in Switzerland and distributed by \u003cstrong data-end=\"1266\" data-start=\"1246\"\u003eSwartchild \u0026amp; Co.\u003c\/strong\u003e, a leading American supplier of precision watch parts. Suitable for medium-sized wristwatch and small pocket watch calibres.\u003c\/p\u003e\n\u003cp data-end=\"1577\" data-start=\"1395\"\u003e\u003cstrong data-end=\"1408\" data-start=\"1395\"\u003eShipping:\u003c\/strong\u003e\u003cbr data-end=\"1411\" data-start=\"1408\"\u003e\u003cmeta charset=\"utf-8\"\u003eAs usual, this item will be packaged carefully and dispatched with tracking. International shipping is available\u003cmeta charset=\"utf-8\"\u003e upon request.\u003cbr\u003e\u003c\/p\u003e","brand":"Black Shield","offers":[{"title":"Default Title","offer_id":52684851314955,"sku":"1801\/22","price":9.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0736\/6560\/9995\/files\/57_73a9878f-f8fb-48e1-9768-43e34f4b9d33.jpg?v=1763056192"},{"product_id":"black-shield-mainspring-486467-1-50-x-0-007-x-10-dennison-6-14-tongue-end","title":"Black Shield Mainspring 486467 1.50 x 0.007 x 10½\"  Dennison 6 \/ 14 Tongue End","description":"\u003cp data-start=\"53\" data-end=\"156\"\u003e\u003cstrong data-start=\"53\" data-end=\"156\"\u003eBlack Shield Mainspring No. 486467 – 1.50 x 0.007 x 10½\" – Dennison 6 \/ 14 – Tongue End – Swiss NOS\u003c\/strong\u003e\u003c\/p\u003e\u003cp data-start=\"158\" data-end=\"444\"\u003e\u003cstrong data-start=\"158\" data-end=\"174\"\u003eDescription:\u003c\/strong\u003e\u003cbr data-start=\"174\" data-end=\"177\"\u003eVintage \u003cstrong data-start=\"185\" data-end=\"212\"\u003eBlack Shield mainspring\u003c\/strong\u003e No. 486467, manufactured in Switzerland and distributed by \u003cstrong data-start=\"272\" data-end=\"292\"\u003eSwartchild \u0026amp; Co.\u003c\/strong\u003e This finely made mainspring features a \u003cstrong data-start=\"332\" data-end=\"346\"\u003etongue end\u003c\/strong\u003e and is crafted to Swiss precision standards, suitable for small-to-medium wristwatch movements.\u003c\/p\u003e\u003cp data-start=\"446\" data-end=\"467\"\u003e\u003cstrong data-start=\"446\" data-end=\"465\"\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\u003cul data-start=\"468\" data-end=\"776\"\u003e\n\u003cli data-start=\"468\" data-end=\"510\"\u003e\u003cp data-start=\"470\" data-end=\"510\"\u003eBrand: Black Shield (Swartchild \u0026amp; Co.)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"511\" data-end=\"530\"\u003e\u003cp data-start=\"513\" data-end=\"530\"\u003ePart No: 486467\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"531\" data-end=\"549\"\u003e\u003cp data-start=\"533\" data-end=\"549\"\u003eWidth: 1.50 mm\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"550\" data-end=\"572\"\u003e\u003cp data-start=\"552\" data-end=\"572\"\u003eStrength: 0.007 in\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"573\" data-end=\"613\"\u003e\u003cp data-start=\"575\" data-end=\"613\"\u003eLength: 10½ inches (approx. 26.7 cm)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"614\" data-end=\"634\"\u003e\u003cp data-start=\"616\" data-end=\"634\"\u003eDennison: 6 \/ 14\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"635\" data-end=\"659\"\u003e\u003cp data-start=\"637\" data-end=\"659\"\u003eEnd Type: Tongue end\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"660\" data-end=\"700\"\u003e\u003cp data-start=\"662\" data-end=\"700\"\u003eMaterial: Tempered Swiss alloy steel\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"701\" data-end=\"776\"\u003e\u003cp data-start=\"703\" data-end=\"776\"\u003eCondition: New old stock (NOS), unused, sealed in original wax envelope\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp data-start=\"778\" data-end=\"1083\"\u003e\u003cstrong data-start=\"778\" data-end=\"797\"\u003eCondition Note:\u003c\/strong\u003e\u003cbr data-start=\"797\" data-end=\"800\"\u003eThis is \u003cstrong data-start=\"808\" data-end=\"831\"\u003enew old stock (NOS)\u003c\/strong\u003e — unused and still sealed in its original paper and wax wrapping. Packaging may show light wear or small marks from long-term storage, and the mainspring may display faint tarnish from age.\u003cbr data-start=\"1021\" data-end=\"1024\"\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp data-start=\"1085\" data-end=\"1395\"\u003e\u003cstrong data-start=\"1085\" data-end=\"1097\"\u003eSummary:\u003c\/strong\u003e\u003cbr data-start=\"1097\" data-end=\"1100\"\u003eOriginal \u003cstrong data-start=\"1109\" data-end=\"1136\"\u003eBlack Shield No. 486467\u003c\/strong\u003e mainspring, made in Switzerland and distributed by \u003cstrong data-start=\"1188\" data-end=\"1208\"\u003eSwartchild \u0026amp; Co.\u003c\/strong\u003e, one of the most established names in horological materials. Suitable for \u003cstrong data-start=\"1283\" data-end=\"1322\"\u003esmall to medium wristwatch calibres\u003c\/strong\u003e, offering precise, durable performance for restoration or repair work.\u003c\/p\u003e\u003cp data-start=\"1397\" data-end=\"1579\"\u003e\u003cstrong data-start=\"1397\" data-end=\"1410\"\u003eShipping:\u003c\/strong\u003e\u003cbr data-start=\"1410\" data-end=\"1413\"\u003e\u003cem data-start=\"1413\" data-end=\"1577\"\u003eAs usual, this item will be packaged carefully and dispatched with tracking. International shipping is available through the eBay Global Shipping Programme (GSP).\u003c\/em\u003e\u003c\/p\u003e","brand":"Black Shield","offers":[{"title":"Default Title","offer_id":52684851413259,"sku":"1801\/23","price":9.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0736\/6560\/9995\/files\/57_cae28ff5-459b-4242-b888-430e57a8780f.jpg?v=1763056195"},{"product_id":"black-shield-mainspring-480831-1-60-x-0-12-x-10-dennison-7-9-tongue-end","title":"Black Shield Mainspring 480831 – 1.60 x 0.12 x 10½\" – Dennison 7 \/ 9½ Tongue End","description":"\u003cp data-start=\"53\" data-end=\"155\"\u003e\u003cstrong data-start=\"53\" data-end=\"155\"\u003eBlack Shield Mainspring No. 480831 – 1.60 x 0.12 x 10½\" – Dennison 7 \/ 9½ – Tongue End – Swiss NOS\u003c\/strong\u003e\u003c\/p\u003e\u003cp data-start=\"157\" data-end=\"513\"\u003e\u003cstrong data-start=\"157\" data-end=\"173\"\u003eDescription:\u003c\/strong\u003e\u003cbr data-start=\"173\" data-end=\"176\"\u003eVintage \u003cstrong data-start=\"184\" data-end=\"211\"\u003eBlack Shield mainspring\u003c\/strong\u003e No. 480831, made in Switzerland and distributed by \u003cstrong data-start=\"263\" data-end=\"283\"\u003eSwartchild \u0026amp; Co.\u003c\/strong\u003e A precision-crafted mainspring featuring a \u003cstrong data-start=\"327\" data-end=\"341\"\u003etongue end\u003c\/strong\u003e, suitable for medium-sized wristwatch and small pocket watch movements. Produced from high-quality tempered Swiss alloy steel, providing reliable strength and longevity.\u003c\/p\u003e\u003cp data-start=\"515\" data-end=\"536\"\u003e\u003cstrong data-start=\"515\" data-end=\"534\"\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\u003cul data-start=\"537\" data-end=\"844\"\u003e\n\u003cli data-start=\"537\" data-end=\"579\"\u003e\u003cp data-start=\"539\" data-end=\"579\"\u003eBrand: Black Shield (Swartchild \u0026amp; Co.)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"580\" data-end=\"599\"\u003e\u003cp data-start=\"582\" data-end=\"599\"\u003ePart No: 480831\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"600\" data-end=\"618\"\u003e\u003cp data-start=\"602\" data-end=\"618\"\u003eWidth: 1.60 mm\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"619\" data-end=\"640\"\u003e\u003cp data-start=\"621\" data-end=\"640\"\u003eStrength: 0.12 mm\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"641\" data-end=\"681\"\u003e\u003cp data-start=\"643\" data-end=\"681\"\u003eLength: 10½ inches (approx. 26.7 cm)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"682\" data-end=\"702\"\u003e\u003cp data-start=\"684\" data-end=\"702\"\u003eDennison: 7 \/ 9½\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"703\" data-end=\"727\"\u003e\u003cp data-start=\"705\" data-end=\"727\"\u003eEnd Type: Tongue end\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"728\" data-end=\"768\"\u003e\u003cp data-start=\"730\" data-end=\"768\"\u003eMaterial: Tempered Swiss alloy steel\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"769\" data-end=\"844\"\u003e\u003cp data-start=\"771\" data-end=\"844\"\u003eCondition: New old stock (NOS), unused, sealed in original wax envelope\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp data-start=\"846\" data-end=\"1143\"\u003e\u003cstrong data-start=\"846\" data-end=\"865\"\u003eCondition Note:\u003c\/strong\u003e\u003cbr data-start=\"865\" data-end=\"868\"\u003eThis is \u003cstrong data-start=\"876\" data-end=\"899\"\u003enew old stock (NOS)\u003c\/strong\u003e — unused and sealed in its original paper and wax packaging. The packaging may show age-related wear or creases, and the mainspring may exhibit light tarnish from long-term storage.\u003cbr\u003e\u003c\/p\u003e\u003cp data-start=\"1145\" data-end=\"1410\"\u003e\u003cstrong data-start=\"1145\" data-end=\"1157\"\u003eSummary:\u003c\/strong\u003e\u003cbr data-start=\"1157\" data-end=\"1160\"\u003eOriginal \u003cstrong data-start=\"1169\" data-end=\"1196\"\u003eBlack Shield No. 480831\u003c\/strong\u003e mainspring, \u003cstrong data-start=\"1209\" data-end=\"1232\"\u003eMade in Switzerland\u003c\/strong\u003e and supplied by \u003cstrong data-start=\"1249\" data-end=\"1269\"\u003eSwartchild \u0026amp; Co.\u003c\/strong\u003e Designed for \u003cstrong data-start=\"1283\" data-end=\"1313\"\u003emedium wristwatch calibres\u003c\/strong\u003e from the mid-20th century, offering dependable performance for restoration or repair projects.\u003c\/p\u003e\u003cp data-start=\"1412\" data-end=\"1594\"\u003e\u003cstrong data-start=\"1412\" data-end=\"1425\"\u003eShipping:\u003c\/strong\u003e\u003cbr data-start=\"1425\" data-end=\"1428\"\u003e\u003cem data-start=\"1428\" data-end=\"1592\"\u003eAs usual, this item will be packaged carefully and dispatched with tracking. International shipping is available through the eBay Global Shipping Programme (GSP).\u003c\/em\u003e\u003c\/p\u003e","brand":"Black Shield","offers":[{"title":"Default Title","offer_id":52684851478795,"sku":"1801\/24","price":9.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0736\/6560\/9995\/files\/57_93430816-d285-4bbf-9fd9-bfdbe2dd83e1.jpg?v=1763056198"},{"product_id":"black-shield-mainspring-4865768-1-90-x-0-09-x-14-dennison-10-12-tongue-end","title":"Black Shield Mainspring 4865768 1.90 x 0.09 x 14½\" – Dennison 10\/12  Tongue End","description":"\u003cp data-start=\"53\" data-end=\"157\"\u003e\u003cstrong data-start=\"53\" data-end=\"157\"\u003eBlack Shield Mainspring No. 4865768 – 1.90 x 0.09 x 14½\" – Dennison 10 \/ 12 – Tongue End – Swiss NOS\u003c\/strong\u003e\u003c\/p\u003e\u003cp data-start=\"159\" data-end=\"548\"\u003e\u003cstrong data-start=\"159\" data-end=\"175\"\u003eDescription:\u003c\/strong\u003e\u003cbr data-start=\"175\" data-end=\"178\"\u003eVintage \u003cstrong data-start=\"186\" data-end=\"213\"\u003eBlack Shield mainspring\u003c\/strong\u003e No. 4865768, made in Switzerland and distributed by \u003cstrong data-start=\"266\" data-end=\"286\"\u003eSwartchild \u0026amp; Co.\u003c\/strong\u003e This high-quality Swiss-made mainspring features a \u003cstrong data-start=\"338\" data-end=\"352\"\u003etongue end\u003c\/strong\u003e and is suitable for \u003cstrong data-start=\"373\" data-end=\"435\"\u003emedium-to-large wristwatch or small pocket watch movements\u003c\/strong\u003e. Crafted from durable tempered Swiss alloy steel, designed to provide reliable strength and long service life.\u003c\/p\u003e\u003cp data-start=\"550\" data-end=\"571\"\u003e\u003cstrong data-start=\"550\" data-end=\"569\"\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\u003cul data-start=\"572\" data-end=\"881\"\u003e\n\u003cli data-start=\"572\" data-end=\"614\"\u003e\u003cp data-start=\"574\" data-end=\"614\"\u003eBrand: Black Shield (Swartchild \u0026amp; Co.)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"615\" data-end=\"635\"\u003e\u003cp data-start=\"617\" data-end=\"635\"\u003ePart No: 4865768\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"636\" data-end=\"654\"\u003e\u003cp data-start=\"638\" data-end=\"654\"\u003eWidth: 1.90 mm\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"655\" data-end=\"676\"\u003e\u003cp data-start=\"657\" data-end=\"676\"\u003eStrength: 0.09 mm\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"677\" data-end=\"717\"\u003e\u003cp data-start=\"679\" data-end=\"717\"\u003eLength: 14½ inches (approx. 36.8 cm)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"718\" data-end=\"739\"\u003e\u003cp data-start=\"720\" data-end=\"739\"\u003eDennison: 10 \/ 12\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"740\" data-end=\"764\"\u003e\u003cp data-start=\"742\" data-end=\"764\"\u003eEnd Type: Tongue end\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"765\" data-end=\"805\"\u003e\u003cp data-start=\"767\" data-end=\"805\"\u003eMaterial: Tempered Swiss alloy steel\u003c\/p\u003e\u003c\/li\u003e\n\u003cli data-start=\"806\" data-end=\"881\"\u003e\u003cp data-start=\"808\" data-end=\"881\"\u003eCondition: New old stock (NOS), unused, sealed in original wax envelope\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp data-start=\"883\" data-end=\"1192\"\u003e\u003cstrong data-start=\"883\" data-end=\"902\"\u003eCondition Note:\u003c\/strong\u003e\u003cbr data-start=\"902\" data-end=\"905\"\u003eThis is \u003cstrong data-start=\"913\" data-end=\"936\"\u003enew old stock (NOS)\u003c\/strong\u003e — unused and still sealed in its original paper and wax packaging. The packaging may show light wear, creasing, or age spots, and the mainspring may exhibit mild tarnish from long-term storage.\u003cbr\u003e\u003c\/p\u003e\u003cp data-start=\"1194\" data-end=\"1497\"\u003e\u003cstrong data-start=\"1194\" data-end=\"1206\"\u003eSummary:\u003c\/strong\u003e\u003cbr data-start=\"1206\" data-end=\"1209\"\u003eOriginal \u003cstrong data-start=\"1218\" data-end=\"1246\"\u003eBlack Shield No. 4865768\u003c\/strong\u003e mainspring, \u003cstrong data-start=\"1259\" data-end=\"1282\"\u003eMade in Switzerland\u003c\/strong\u003e and supplied by \u003cstrong data-start=\"1299\" data-end=\"1319\"\u003eSwartchild \u0026amp; Co.\u003c\/strong\u003e, a trusted source of horological materials. Suitable for \u003cstrong data-start=\"1377\" data-end=\"1439\"\u003emedium to large wristwatch and small pocket watch calibres\u003c\/strong\u003e, commonly used in \u003cstrong data-start=\"1458\" data-end=\"1494\"\u003emid-20th century Swiss movements\u003c\/strong\u003e.\u003c\/p\u003e\u003cp data-start=\"1499\" data-end=\"1681\"\u003e\u003cstrong data-start=\"1499\" data-end=\"1512\"\u003eShipping:\u003c\/strong\u003e\u003cbr data-start=\"1512\" data-end=\"1515\"\u003e\u003cem data-start=\"1515\" data-end=\"1679\"\u003eAs usual, this item will be packaged carefully and dispatched with tracking. International shipping is available through the eBay Global Shipping Programme (GSP).\u003c\/em\u003e\u003c\/p\u003e","brand":"Black Shield","offers":[{"title":"Default Title","offer_id":52684851577099,"sku":"1801\/25","price":9.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0736\/6560\/9995\/files\/57_be175e9e-9482-4c68-992d-4c15cba0f77a.jpg?v=1763056201"},{"product_id":"b-c-trufit-mainspring-for-font-120-1-30-x-0-08-x-25-40-mm-dennison-4-x-13","title":"B\u0026C Trufit Mainspring – For Font. 120 – 1.30 x 0.08 x 25.40 mm – Dennison 4 x 13","description":"\u003cp data-start=\"151\" data-end=\"469\"\u003e\u003cstrong data-start=\"151\" data-end=\"167\"\u003eDescription:\u003c\/strong\u003e\u003cbr data-start=\"167\" data-end=\"170\"\u003eVintage \u003cstrong data-start=\"178\" data-end=\"203\"\u003eB\u0026amp;C Trufit mainspring\u003c\/strong\u003e made in Switzerland, supplied for \u003cstrong data-start=\"238\" data-end=\"277\"\u003eFontainemelon calibre 120 (FHF 120)\u003c\/strong\u003e movements. This precision-gauged Swiss mainspring is of the highest quality, providing reliable and consistent power delivery. Perfect for vintage wristwatch restorations or servicing work.\u003c\/p\u003e\n\u003cp data-start=\"471\" data-end=\"492\"\u003e\u003cstrong data-start=\"471\" data-end=\"490\"\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-start=\"495\" data-end=\"514\"\u003eBrand: B\u0026amp;C Trufit\u003c\/li\u003e\n\u003cli data-start=\"517\" data-end=\"555\"\u003eFor: Fontainemelon (FHF) calibre 120\u003c\/li\u003e\n\u003cli data-start=\"558\" data-end=\"574\"\u003eWidth: 1.30 mm\u003c\/li\u003e\n\u003cli data-start=\"577\" data-end=\"596\"\u003eStrength: 0.08 mm\u003c\/li\u003e\n\u003cli data-start=\"599\" data-end=\"629\"\u003eLength: 25.40 mm (10 inches)\u003c\/li\u003e\n\u003cli data-start=\"632\" data-end=\"650\"\u003eDennison: 4 x 13\u003c\/li\u003e\n\u003cli data-start=\"653\" data-end=\"675\"\u003eEnd Type: Tongue end\u003c\/li\u003e\n\u003cli data-start=\"678\" data-end=\"716\"\u003eMaterial: Tempered Swiss alloy steel\u003c\/li\u003e\n\u003cli data-start=\"719\" data-end=\"784\"\u003eCondition: New old stock (NOS), sealed in original wax envelope\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"786\" data-end=\"1091\"\u003e\u003cstrong data-start=\"786\" data-end=\"805\"\u003eCondition Note:\u003c\/strong\u003e\u003cbr data-start=\"805\" data-end=\"808\"\u003eThis is \u003cstrong data-start=\"816\" data-end=\"839\"\u003enew old stock (NOS)\u003c\/strong\u003e — unused and still sealed in its original paper and wax packaging. The envelope shows some wear and staining from age, and the mainspring may display minor tarnish due to long-term storage.\u003cbr\u003e\u003c\/p\u003e\n\u003cp data-start=\"1093\" data-end=\"1357\"\u003e\u003cstrong data-start=\"1093\" data-end=\"1105\"\u003eSummary:\u003c\/strong\u003e\u003cbr data-start=\"1105\" data-end=\"1108\"\u003eOriginal \u003cstrong data-start=\"1117\" data-end=\"1142\"\u003eB\u0026amp;C Trufit mainspring\u003c\/strong\u003e for \u003cstrong data-start=\"1147\" data-end=\"1176\"\u003eFontainemelon calibre 120\u003c\/strong\u003e, made in Switzerland. These mainsprings were produced to exacting standards for professional watchmakers and are \u003cstrong data-start=\"1290\" data-end=\"1354\"\u003ecommonly used in mid-20th-century Swiss wristwatch movements\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"1359\" data-end=\"1541\"\u003e\u003cstrong data-start=\"1359\" data-end=\"1372\"\u003eShipping:\u003c\/strong\u003e\u003cbr data-start=\"1372\" data-end=\"1375\"\u003e\u003cem data-start=\"1375\" data-end=\"1539\"\u003eAs usual, this item will be packaged carefully and dispatched with tracking. International shipping is available upon request.\u003c\/em\u003e\u003c\/p\u003e","brand":"B\u0026C Trufit","offers":[{"title":"Default Title","offer_id":52684851937547,"sku":"1801\/26","price":9.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0736\/6560\/9995\/files\/57_13795930-9f10-42a8-8bac-b3cd47f71a35.jpg?v=1763056204"},{"product_id":"newall-security-brand-mainspring-no-1903-1-80-x-0-10-x-12-dennison-9-x-11","title":"Newall “Security” Brand Mainspring No.1903 – 1.80 x 0.10 x 12\" – Dennison 9 x 11","description":"\u003cp data-start=\"152\" data-end=\"471\"\u003e\u003cstrong data-start=\"152\" data-end=\"168\"\u003eDescription:\u003c\/strong\u003e\u003cbr data-start=\"168\" data-end=\"171\"\u003eVintage \u003cstrong data-start=\"179\" data-end=\"223\"\u003eNewall “Security” Brand Swiss mainspring\u003c\/strong\u003e No. 1903, produced from high-grade tempered Swiss steel and intended for \u003cstrong data-start=\"297\" data-end=\"325\"\u003ebracelet (wrist) watches\u003c\/strong\u003e. Known for their superior quality and reliability, Newall springs were widely used by professional watchmakers throughout the mid-20th century.\u003c\/p\u003e\n\u003cp data-start=\"473\" data-end=\"494\"\u003e\u003cstrong data-start=\"473\" data-end=\"492\"\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-start=\"497\" data-end=\"529\"\u003eBrand: Newall “Security” Brand\u003c\/li\u003e\n\u003cli data-start=\"532\" data-end=\"547\"\u003ePart No: 1903\u003c\/li\u003e\n\u003cli data-start=\"550\" data-end=\"566\"\u003eWidth: 1.80 mm\u003c\/li\u003e\n\u003cli data-start=\"569\" data-end=\"588\"\u003eStrength: 0.10 mm\u003c\/li\u003e\n\u003cli data-start=\"591\" data-end=\"628\"\u003eLength: 12 inches (approx. 30.5 cm)\u003c\/li\u003e\n\u003cli data-start=\"631\" data-end=\"649\"\u003eDennison: 9 x 11\u003c\/li\u003e\n\u003cli data-start=\"652\" data-end=\"683\"\u003eFor: Bracelet (wrist) watches\u003c\/li\u003e\n\u003cli data-start=\"686\" data-end=\"724\"\u003eMaterial: Tempered Swiss alloy steel\u003c\/li\u003e\n\u003cli data-start=\"727\" data-end=\"800\"\u003eCondition: New old stock (NOS), unused, sealed in original wax envelope\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"802\" data-end=\"1109\"\u003e\u003cstrong data-start=\"802\" data-end=\"821\"\u003eCondition Note:\u003c\/strong\u003e\u003cbr data-start=\"821\" data-end=\"824\"\u003eThis is \u003cstrong data-start=\"832\" data-end=\"855\"\u003enew old stock (NOS)\u003c\/strong\u003e — unused and sealed in its original paper and wax packaging. The envelope shows age-related wear and light discolouration, and the mainspring may display minor tarnish from long-term storage.\u003cbr\u003e\u003c\/p\u003e\n\u003cp data-start=\"1111\" data-end=\"1408\"\u003e\u003cstrong data-start=\"1111\" data-end=\"1123\"\u003eSummary:\u003c\/strong\u003e\u003cbr data-start=\"1123\" data-end=\"1126\"\u003eOriginal \u003cstrong data-start=\"1135\" data-end=\"1171\"\u003eNewall “Security” Brand No. 1903\u003c\/strong\u003e mainspring, \u003cstrong data-start=\"1184\" data-end=\"1207\"\u003eMade in Switzerland\u003c\/strong\u003e, suitable for \u003cstrong data-start=\"1222\" data-end=\"1258\"\u003emid-century wristwatch movements\u003c\/strong\u003e. A reliable replacement component crafted from \u003cstrong data-start=\"1306\" data-end=\"1341\"\u003eprecision-gauged Swiss material\u003c\/strong\u003e, ideal for collectors, restorers, or watch repair professionals.\u003c\/p\u003e\n\u003cp data-start=\"1410\" data-end=\"1592\"\u003e\u003cstrong data-start=\"1410\" data-end=\"1423\"\u003eShipping:\u003c\/strong\u003e\u003cbr data-start=\"1423\" data-end=\"1426\"\u003e\u003cem data-start=\"1426\" data-end=\"1590\"\u003eAs usual, this item will be packaged carefully and dispatched with tracking. International shipping is available upon request.\u003c\/em\u003e\u003c\/p\u003e","brand":"Newall","offers":[{"title":"Default Title","offer_id":52684852134155,"sku":"1801\/27","price":9.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0736\/6560\/9995\/files\/57_753a49fa-e7d8-4435-a894-ba90f51d27ca.jpg?v=1763056207"},{"product_id":"nu-vigor-mainspring-no-84d-1-60-x-0-07-x-24-13mm-dennison-7-x-14-benrus-7-l","title":"Nu Vigor Mainspring No.84D, 1.60 x 0.07 x 24.13mm, Dennison 7 x 14, Benrus 7¾ L","description":"\u003cp data-start=\"163\" data-end=\"488\"\u003e\u003cstrong data-start=\"163\" data-end=\"179\"\u003eDescription:\u003c\/strong\u003e\u003cbr data-start=\"179\" data-end=\"182\"\u003eVintage \u003cstrong data-start=\"190\" data-end=\"213\"\u003eNu Vigor mainspring\u003c\/strong\u003e No. 84D, made in Switzerland and designed for \u003cstrong data-start=\"260\" data-end=\"279\"\u003eBenrus 7¾ L “I”\u003c\/strong\u003e wristwatch movements. Known for their precision and quality, Nu Vigor springs were widely used by professional watchmakers in the mid-20th century, adding reliable power and longevity to classic timepieces.\u003c\/p\u003e\n\u003cp data-start=\"490\" data-end=\"511\"\u003e\u003cstrong data-start=\"490\" data-end=\"509\"\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-start=\"514\" data-end=\"531\"\u003eBrand: Nu Vigor\u003c\/li\u003e\n\u003cli data-start=\"534\" data-end=\"548\"\u003ePart No: 84D\u003c\/li\u003e\n\u003cli data-start=\"551\" data-end=\"582\"\u003eFor: Benrus 7¾ L “I” movement\u003c\/li\u003e\n\u003cli data-start=\"585\" data-end=\"601\"\u003eWidth: 1.60 mm\u003c\/li\u003e\n\u003cli data-start=\"604\" data-end=\"623\"\u003eStrength: 0.07 mm\u003c\/li\u003e\n\u003cli data-start=\"626\" data-end=\"656\"\u003eLength: 24.13 mm (9½ inches)\u003c\/li\u003e\n\u003cli data-start=\"659\" data-end=\"677\"\u003eDennison: 7 x 14\u003c\/li\u003e\n\u003cli data-start=\"680\" data-end=\"718\"\u003eMaterial: Tempered Swiss alloy steel\u003c\/li\u003e\n\u003cli data-start=\"721\" data-end=\"794\"\u003eCondition: New old stock (NOS), unused, sealed in original wax envelope\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"796\" data-end=\"1101\"\u003e\u003cstrong data-start=\"796\" data-end=\"815\"\u003eCondition Note:\u003c\/strong\u003e\u003cbr data-start=\"815\" data-end=\"818\"\u003eThis is \u003cstrong data-start=\"826\" data-end=\"849\"\u003enew old stock (NOS)\u003c\/strong\u003e — unused and still sealed in its original packaging. The paper envelope shows light ageing and marks from storage, and the mainspring may display slight tarnish from long-term preservation.\u003cbr\u003e\u003c\/p\u003e\n\u003cp data-start=\"1103\" data-end=\"1358\"\u003e\u003cstrong data-start=\"1103\" data-end=\"1115\"\u003eSummary:\u003c\/strong\u003e\u003cbr data-start=\"1115\" data-end=\"1118\"\u003eOriginal \u003cstrong data-start=\"1127\" data-end=\"1158\"\u003eNu Vigor mainspring No. 84D\u003c\/strong\u003e, \u003cstrong data-start=\"1160\" data-end=\"1183\"\u003eMade in Switzerland\u003c\/strong\u003e, suitable for \u003cstrong data-start=\"1198\" data-end=\"1217\"\u003eBenrus 7¾ L “I”\u003c\/strong\u003e and similar mid-century wristwatch calibres. A quality Swiss replacement part ideal for collectors, restorers, or vintage watch repairers.\u003c\/p\u003e\n\u003cp data-start=\"1360\" data-end=\"1542\"\u003e\u003cstrong data-start=\"1360\" data-end=\"1373\"\u003eShipping:\u003c\/strong\u003e\u003cbr data-start=\"1373\" data-end=\"1376\"\u003e\u003cem data-start=\"1376\" data-end=\"1540\"\u003eAs usual, this item will be packaged carefully and dispatched with tracking. International shipping is available upon request.\u003c\/em\u003e\u003c\/p\u003e","brand":"Nu Vigor","offers":[{"title":"Default Title","offer_id":52684852199691,"sku":"1801\/28","price":9.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0736\/6560\/9995\/files\/57_29394c05-d563-4ce0-9e52-e9b23c85ec1f.jpg?v=1763056210"},{"product_id":"nu-temper-mainspring-no-245-1-50-x-0-11-x-31-75-mm-dennison-6-x-10","title":"Nu Temper Mainspring No. 245 – 1.50 x 0.11 x 31.75 mm – Dennison 6 x 10","description":"\u003cp data-start=\"142\" data-end=\"469\"\u003e\u003cstrong data-start=\"142\" data-end=\"158\"\u003eDescription:\u003c\/strong\u003e\u003cbr data-start=\"158\" data-end=\"161\"\u003eVintage \u003cstrong data-start=\"169\" data-end=\"193\"\u003eNu Temper mainspring\u003c\/strong\u003e No. 245, made in Switzerland. These mainsprings were marketed for their \u003cstrong data-start=\"266\" data-end=\"299\"\u003eimproved performance features\u003c\/strong\u003e, including undercut end tips, a low centre for smoother operation, and uniform temper for reliable torque delivery. Designed for high-grade Swiss wristwatch movements.\u003c\/p\u003e\n\u003cp data-start=\"471\" data-end=\"492\"\u003e\u003cstrong data-start=\"471\" data-end=\"490\"\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-start=\"495\" data-end=\"513\"\u003eBrand: Nu Temper\u003c\/li\u003e\n\u003cli data-start=\"516\" data-end=\"530\"\u003ePart No: 245\u003c\/li\u003e\n\u003cli data-start=\"533\" data-end=\"549\"\u003eWidth: 1.50 mm\u003c\/li\u003e\n\u003cli data-start=\"552\" data-end=\"571\"\u003eStrength: 0.11 mm\u003c\/li\u003e\n\u003cli data-start=\"574\" data-end=\"605\"\u003eLength: 31.75 mm (12½ inches)\u003c\/li\u003e\n\u003cli data-start=\"608\" data-end=\"626\"\u003eDennison: 6 x 10\u003c\/li\u003e\n\u003cli data-start=\"629\" data-end=\"651\"\u003eEnd Type: Tongue end\u003c\/li\u003e\n\u003cli data-start=\"654\" data-end=\"692\"\u003eMaterial: Tempered Swiss alloy steel\u003c\/li\u003e\n\u003cli data-start=\"695\" data-end=\"778\"\u003eCondition: New old stock (NOS), unused, supplied in original printed paper packet\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"780\" data-end=\"1011\"\u003e\u003cstrong data-start=\"780\" data-end=\"799\"\u003eCondition Note:\u003c\/strong\u003e\u003cbr data-start=\"799\" data-end=\"802\"\u003eThis is \u003cstrong data-start=\"810\" data-end=\"833\"\u003enew old stock (NOS)\u003c\/strong\u003e — unused and complete with its original vintage Swiss packaging. The envelope shows minor creases and light discolouration due to age. The mainspring remains bright and clean.\u003c\/p\u003e\n\u003cp data-start=\"780\" data-end=\"1011\"\u003eListing is for one mainspring only; multiple available.\u003cbr\u003e\u003c\/p\u003e\n\u003cp data-start=\"1013\" data-end=\"1272\"\u003e\u003cstrong data-start=\"1013\" data-end=\"1025\"\u003eSummary:\u003c\/strong\u003e\u003cbr data-start=\"1025\" data-end=\"1028\"\u003eOriginal \u003cstrong data-start=\"1037\" data-end=\"1069\"\u003eNu Temper mainspring No. 245\u003c\/strong\u003e, \u003cstrong data-start=\"1071\" data-end=\"1094\"\u003eMade in Switzerland\u003c\/strong\u003e, suitable for mid-20th century wristwatch movements requiring a 1.50 mm width spring. Manufactured with superior quality control and consistent temper for optimum performance.\u003c\/p\u003e\n\u003cp data-start=\"1274\" data-end=\"1456\"\u003e\u003cstrong data-start=\"1274\" data-end=\"1287\"\u003eShipping:\u003c\/strong\u003e\u003cbr data-start=\"1287\" data-end=\"1290\"\u003e\u003cem data-start=\"1290\" data-end=\"1454\"\u003eAs usual, this item will be packaged carefully and dispatched with tracking. International shipping is available upon request.\u003c\/em\u003e\u003c\/p\u003e","brand":"Nu Temper","offers":[{"title":"Default Title","offer_id":52684852330763,"sku":"1801\/29","price":9.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0736\/6560\/9995\/files\/57_14f79cd5-00ee-4839-8f0a-e0be042df6cb.jpg?v=1763056214"},{"product_id":"nu-vigor-mainspring-no-73b-1-40-x-0-07-x-24-13-mm-dennison-5-x-14","title":"Nu Vigor Mainspring No. 73B – 1.40 x 0.07 x 24.13 mm – Dennison 5 x 14","description":"\u003cp data-start=\"141\" data-end=\"437\"\u003e\u003cstrong data-start=\"141\" data-end=\"157\"\u003eDescription:\u003c\/strong\u003e\u003cbr data-start=\"157\" data-end=\"160\"\u003eVintage \u003cstrong data-start=\"168\" data-end=\"191\"\u003eNu Vigor mainspring\u003c\/strong\u003e No. 73B, made in Switzerland. A high-quality Swiss replacement mainspring designed to “add new life to the watch,” providing excellent strength, flexibility, and consistent torque delivery. Suitable for small to mid-sized wristwatch movements.\u003c\/p\u003e\n\u003cp data-start=\"439\" data-end=\"460\"\u003e\u003cstrong data-start=\"439\" data-end=\"458\"\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-start=\"463\" data-end=\"480\"\u003eBrand: Nu Vigor\u003c\/li\u003e\n\u003cli data-start=\"483\" data-end=\"497\"\u003ePart No: 73B\u003c\/li\u003e\n\u003cli data-start=\"500\" data-end=\"516\"\u003eWidth: 1.40 mm\u003c\/li\u003e\n\u003cli data-start=\"519\" data-end=\"538\"\u003eStrength: 0.07 mm\u003c\/li\u003e\n\u003cli data-start=\"541\" data-end=\"571\"\u003eLength: 24.13 mm (9½ inches)\u003c\/li\u003e\n\u003cli data-start=\"574\" data-end=\"592\"\u003eDennison: 5 x 14\u003c\/li\u003e\n\u003cli data-start=\"595\" data-end=\"633\"\u003eMaterial: Tempered Swiss alloy steel\u003c\/li\u003e\n\u003cli data-start=\"636\" data-end=\"658\"\u003eEnd Type: Tongue end\u003c\/li\u003e\n\u003cli data-start=\"661\" data-end=\"734\"\u003eCondition: New old stock (NOS), unused, sealed in original wax envelope\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"736\" data-end=\"1009\"\u003e\u003cstrong data-start=\"736\" data-end=\"755\"\u003eCondition Note:\u003c\/strong\u003e\u003cbr data-start=\"755\" data-end=\"758\"\u003eThis is \u003cstrong data-start=\"766\" data-end=\"789\"\u003enew old stock (NOS)\u003c\/strong\u003e — unused and sealed in its original paper and wax packaging. Envelopes show light age discolouration and handling marks. The mainspring remains bright and clean.\u003cbr data-start=\"951\" data-end=\"954\"\u003e\u003cem data-start=\"954\" data-end=\"1007\"\u003eListing is for one mainspring; multiples available.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp data-start=\"1011\" data-end=\"1280\"\u003e\u003cstrong data-start=\"1011\" data-end=\"1023\"\u003eSummary:\u003c\/strong\u003e\u003cbr data-start=\"1023\" data-end=\"1026\"\u003eOriginal \u003cstrong data-start=\"1035\" data-end=\"1066\"\u003eNu Vigor mainspring No. 73B\u003c\/strong\u003e, \u003cstrong data-start=\"1068\" data-end=\"1091\"\u003eMade in Switzerland\u003c\/strong\u003e, ideal for \u003cstrong data-start=\"1103\" data-end=\"1135\"\u003evintage wristwatch movements\u003c\/strong\u003e requiring a 1.40 mm width spring. Precision-made for professional watchmakers and collectors restoring classic Swiss or American wristwatches.\u003c\/p\u003e\n\u003cp data-start=\"1282\" data-end=\"1464\"\u003e\u003cstrong data-start=\"1282\" data-end=\"1295\"\u003eShipping:\u003c\/strong\u003e\u003cbr data-start=\"1295\" data-end=\"1298\"\u003e\u003cem data-start=\"1298\" data-end=\"1462\"\u003eAs usual, this item will be packaged carefully and dispatched with tracking. International shipping is available upon request.\u003c\/em\u003e\u003c\/p\u003e","brand":"Nu Vigor","offers":[{"title":"Default Title","offer_id":52684852429067,"sku":"1801\/30","price":9.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0736\/6560\/9995\/files\/57_8e38dd95-7914-4f99-a296-ec37e54c8e53.jpg?v=1763056217"},{"product_id":"sterling-watch-mainspring-for-newmark-10-1-75-x-0-12-x-265mm","title":"Sterling Watch Mainspring – For Newmark 10½”’, 1.75 x 0.12 x 265mm","description":"\u003cp data-start=\"183\" data-end=\"488\"\u003e\u003cstrong data-start=\"183\" data-end=\"199\"\u003eDescription:\u003c\/strong\u003e\u003cbr data-start=\"199\" data-end=\"202\"\u003eVintage \u003cstrong data-start=\"210\" data-end=\"250\"\u003eSterling Guaranteed Watch Mainspring\u003c\/strong\u003e, supplied for \u003cstrong data-start=\"265\" data-end=\"286\"\u003eNewmark 10½ ligne\u003c\/strong\u003e wristwatch movements. Produced by Sterling of England, this mainspring offers consistent power, long service life, and reliable timekeeping for British and Swiss wristwatches of the mid-20th century.\u003c\/p\u003e\n\u003cp data-start=\"490\" data-end=\"511\"\u003e\u003cstrong data-start=\"490\" data-end=\"509\"\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-start=\"514\" data-end=\"531\"\u003eBrand: Sterling\u003c\/li\u003e\n\u003cli data-start=\"534\" data-end=\"567\"\u003eFor: Newmark 10½ ligne movement\u003c\/li\u003e\n\u003cli data-start=\"570\" data-end=\"587\"\u003eHeight: 1.75 mm\u003c\/li\u003e\n\u003cli data-start=\"590\" data-end=\"606\"\u003eForce: 0.12 mm\u003c\/li\u003e\n\u003cli data-start=\"609\" data-end=\"625\"\u003eLength: 265 mm\u003c\/li\u003e\n\u003cli data-start=\"628\" data-end=\"674\"\u003eMarked: “British Made – Sterling Guaranteed”\u003c\/li\u003e\n\u003cli data-start=\"677\" data-end=\"710\"\u003eMaterial: Tempered spring steel\u003c\/li\u003e\n\u003cli data-start=\"713\" data-end=\"790\"\u003eCondition: New old stock (NOS), unused, supplied with original wax envelope\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"792\" data-end=\"1036\"\u003e\u003cstrong data-start=\"792\" data-end=\"811\"\u003eCondition Note:\u003c\/strong\u003e\u003cbr data-start=\"811\" data-end=\"814\"\u003eThis is \u003cstrong data-start=\"822\" data-end=\"845\"\u003enew old stock (NOS)\u003c\/strong\u003e — unused and complete with its original wax-paper packaging. The packaging shows minor creasing and light ageing, and the mainspring may show slight surface tarnish from long-term storage.\u003c\/p\u003e\n\u003cp data-start=\"1038\" data-end=\"1266\"\u003e\u003cstrong data-start=\"1038\" data-end=\"1050\"\u003eSummary:\u003c\/strong\u003e\u003cbr data-start=\"1050\" data-end=\"1053\"\u003eOriginal \u003cstrong data-start=\"1062\" data-end=\"1085\"\u003eSterling mainspring\u003c\/strong\u003e for \u003cstrong data-start=\"1090\" data-end=\"1111\"\u003eNewmark 10½ ligne\u003c\/strong\u003e movements, \u003cstrong data-start=\"1123\" data-end=\"1142\"\u003eMade in England\u003c\/strong\u003e, ideal for restoring vintage British or Swiss wristwatches. A genuine NOS part from a respected mid-century manufacturer.\u003c\/p\u003e\n\u003cp data-start=\"1268\" data-end=\"1450\"\u003e\u003cstrong data-start=\"1268\" data-end=\"1281\"\u003eShipping:\u003c\/strong\u003e\u003cbr data-start=\"1281\" data-end=\"1284\"\u003e\u003cem data-start=\"1284\" data-end=\"1448\"\u003eAs usual, this item will be packaged carefully and dispatched with tracking. International shipping is available upon request.\u003c\/em\u003e\u003c\/p\u003e","brand":"Sterling","offers":[{"title":"Default Title","offer_id":52684852560139,"sku":"1801\/31","price":9.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0736\/6560\/9995\/files\/57_1277619d-5956-49f6-8638-b68d7cc541a4.jpg?v=1763056219"},{"product_id":"rezista-mainspring-no-231b-1-50-x-0-07-x-8-dennison-6-x-14","title":"Rezista Mainspring No. 231B – 1.50 x 0.07 x 8½\" – Dennison 6 x 14","description":"\u003cp data-start=\"53\" data-end=\"151\"\u003e\u003cstrong data-start=\"53\" data-end=\"151\"\u003eRezista Mainspring No. 231B – 1.50 x 0.07 x 8½\" – Dennison 6 x 14 – L.I.C. Product – Swiss NOS\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"153\" data-end=\"439\"\u003e\u003cstrong data-start=\"153\" data-end=\"169\"\u003eDescription:\u003c\/strong\u003e\u003cbr data-start=\"169\" data-end=\"172\"\u003eVintage \u003cstrong data-start=\"180\" data-end=\"202\"\u003eRezista mainspring\u003c\/strong\u003e No. 231B, “The Mark of Quality Since 1925.” Manufactured under the L.I.C. brand, this Swiss-made spring offers high elasticity, durability, and corrosion resistance — ideal for precision wristwatch movements from the mid-20th century.\u003c\/p\u003e\n\u003cp data-start=\"441\" data-end=\"462\"\u003e\u003cstrong data-start=\"441\" data-end=\"460\"\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-start=\"465\" data-end=\"498\"\u003eBrand: Rezista (L.I.C. Product)\u003c\/li\u003e\n\u003cli data-start=\"501\" data-end=\"516\"\u003ePart No: 231B\u003c\/li\u003e\n\u003cli data-start=\"519\" data-end=\"535\"\u003eWidth: 1.50 mm\u003c\/li\u003e\n\u003cli data-start=\"538\" data-end=\"557\"\u003eStrength: 0.07 mm\u003c\/li\u003e\n\u003cli data-start=\"560\" data-end=\"597\"\u003eLength: 8½ inches (approx. 21.6 cm)\u003c\/li\u003e\n\u003cli data-start=\"600\" data-end=\"618\"\u003eDennison: 6 x 14\u003c\/li\u003e\n\u003cli data-start=\"621\" data-end=\"659\"\u003eMaterial: Tempered Swiss alloy steel\u003c\/li\u003e\n\u003cli data-start=\"662\" data-end=\"684\"\u003eEnd Type: Tongue end\u003c\/li\u003e\n\u003cli data-start=\"687\" data-end=\"777\"\u003eCondition: New old stock (NOS), unused, supplied with original foil and printed envelope\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"779\" data-end=\"1013\"\u003e\u003cstrong data-start=\"779\" data-end=\"798\"\u003eCondition Note:\u003c\/strong\u003e\u003cbr data-start=\"798\" data-end=\"801\"\u003eThis mainspring is \u003cstrong data-start=\"820\" data-end=\"843\"\u003enew old stock (NOS)\u003c\/strong\u003e — unused and complete in its original foil and paper packaging. The envelope shows light creasing and age-related wear, while the mainspring remains bright and intact.\u003c\/p\u003e\n\u003cp data-start=\"1015\" data-end=\"1243\"\u003e\u003cstrong data-start=\"1015\" data-end=\"1027\"\u003eSummary:\u003c\/strong\u003e\u003cbr data-start=\"1027\" data-end=\"1030\"\u003eOriginal \u003cstrong data-start=\"1039\" data-end=\"1070\"\u003eRezista mainspring No. 231B\u003c\/strong\u003e, \u003cstrong data-start=\"1072\" data-end=\"1095\"\u003eMade in Switzerland\u003c\/strong\u003e, a quality vintage component for watch repair or restoration. Produced by \u003cstrong data-start=\"1170\" data-end=\"1180\"\u003eL.I.C.\u003c\/strong\u003e, known for dependable performance and precision manufacture.\u003c\/p\u003e\n\u003cp data-start=\"1245\" data-end=\"1427\"\u003e\u003cstrong data-start=\"1245\" data-end=\"1258\"\u003eShipping:\u003c\/strong\u003e\u003cbr data-start=\"1258\" data-end=\"1261\"\u003e\u003cem data-start=\"1261\" data-end=\"1425\"\u003eAs usual, this item will be packaged carefully and dispatched with tracking. International shipping is available upon request.\u003c\/em\u003e\u003c\/p\u003e","brand":"Rezista","offers":[{"title":"Default Title","offer_id":52684852789515,"sku":"1801\/32","price":9.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0736\/6560\/9995\/files\/57_c205e262-08e3-4dec-a725-dc28c7f02885.jpg?v=1763056223"},{"product_id":"black-shield-super-mainspring-for-reconvilier-2320-2322-1-50-x-0-09-x-12","title":"Black Shield Super Mainspring – For Reconvilier 2320–2322 – 1.50 x 0.09 x 12½\"","description":"\u003cp data-start=\"168\" data-end=\"476\"\u003e\u003cstrong data-start=\"168\" data-end=\"184\"\u003eDescription:\u003c\/strong\u003e\u003cbr data-start=\"184\" data-end=\"187\"\u003eVintage \u003cstrong data-start=\"195\" data-end=\"228\"\u003eBlack Shield Super mainspring\u003c\/strong\u003e by Swartchild \u0026amp; Co., made in Switzerland. A high-grade \u003cstrong data-start=\"284\" data-end=\"322\"\u003ewhite alloy unbreakable mainspring\u003c\/strong\u003e designed for Reconvilier calibre 2320–2322 and other comparable wristwatch movements. Known for its durable construction and consistent power delivery.\u003c\/p\u003e\n\u003cp data-start=\"478\" data-end=\"499\"\u003e\u003cstrong data-start=\"478\" data-end=\"497\"\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-start=\"502\" data-end=\"548\"\u003eBrand: Black Shield Super (Swartchild \u0026amp; Co.)\u003c\/li\u003e\n\u003cli data-start=\"551\" data-end=\"579\"\u003eFor: Reconvilier 2320–2322\u003c\/li\u003e\n\u003cli data-start=\"582\" data-end=\"598\"\u003eWidth: 1.50 mm\u003c\/li\u003e\n\u003cli data-start=\"601\" data-end=\"620\"\u003eStrength: 0.09 mm\u003c\/li\u003e\n\u003cli data-start=\"623\" data-end=\"654\"\u003eLength: 12½ inches (31.75 cm)\u003c\/li\u003e\n\u003cli data-start=\"657\" data-end=\"675\"\u003eDennison: 6 x 12\u003c\/li\u003e\n\u003cli data-start=\"678\" data-end=\"756\"\u003eMaterial: White alloy – rustproof, non-setting, non-magnetic, pre-lubricated\u003c\/li\u003e\n\u003cli data-start=\"759\" data-end=\"838\"\u003eCondition: New old stock (NOS), unused, supplied in original printed envelope\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"840\" data-end=\"1085\"\u003e\u003cstrong data-start=\"840\" data-end=\"859\"\u003eCondition Note:\u003c\/strong\u003e\u003cbr data-start=\"859\" data-end=\"862\"\u003eThis mainspring is \u003cstrong data-start=\"881\" data-end=\"904\"\u003enew old stock (NOS)\u003c\/strong\u003e — unused and complete in its original packaging. The envelope shows light age discolouration and creasing, while the mainspring remains clean, bright, and ready for installation.\u003c\/p\u003e\n\u003cp data-start=\"1087\" data-end=\"1333\"\u003e\u003cstrong data-start=\"1087\" data-end=\"1099\"\u003eSummary:\u003c\/strong\u003e\u003cbr data-start=\"1099\" data-end=\"1102\"\u003eOriginal \u003cstrong data-start=\"1111\" data-end=\"1144\"\u003eBlack Shield Super mainspring\u003c\/strong\u003e by \u003cstrong data-start=\"1148\" data-end=\"1168\"\u003eSwartchild \u0026amp; Co.\u003c\/strong\u003e, precision-made in Switzerland for \u003cstrong data-start=\"1204\" data-end=\"1229\"\u003eReconvilier 2320–2322\u003c\/strong\u003e movements. A rustproof, non-magnetic, pre-lubricated spring ideal for restoring vintage wristwatches.\u003c\/p\u003e\n\u003cp data-start=\"1335\" data-end=\"1517\"\u003e\u003cstrong data-start=\"1335\" data-end=\"1348\"\u003eShipping:\u003c\/strong\u003e\u003cbr data-start=\"1348\" data-end=\"1351\"\u003e\u003cem data-start=\"1351\" data-end=\"1515\"\u003eAs usual, this item will be packaged carefully and dispatched with tracking. International shipping is available upon request.\u003c\/em\u003e\u003c\/p\u003e","brand":"Black Shield","offers":[{"title":"Default Title","offer_id":52684852887819,"sku":"1801\/33","price":9.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0736\/6560\/9995\/files\/57_b65c44de-60a1-4a3e-9556-39f7461ba9bc.jpg?v=1763056226"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0736\/6560\/9995\/collections\/064E2019-E37F-49C5-A963-8F4F7EABAFA5_1_201_a.jpg?v=1771589770","url":"https:\/\/bowles.ltd\/collections\/watch-parts-finder.oembed?page=2","provider":"Bowles Ltd.","version":"1.0","type":"link"}