Watch-Craft Mainspring 2868W - 1.40 x 0.11 x 12½" - GR325 AS558 F410-490 BEN BT

Watch-Craft Mainspring 2868W – 1.40 x 0.11 x 12½" – Dennison 5 / 10 – GR325, AS558, F410-490, BEN, BT, BUIIAAC – USA NOS

Description:
Vintage Watch-Craft 2868W mainspring, produced by C. & E. Marshall Co., USA. Precision-engineered white alloy spring offering non-magnetic, unbreakable, and rustproof performance. Designed for a range of Swiss and American movements, including GR325, AS558, F410–490, BEN, BT, and BUIIAAC calibres.

Specifications:

• Brand: Watch-Craft (C. & E. Marshall Co.)

• Part No: 2868W

• Width: 1.40mm

• Strength: 0.11mm

• Length: 12½ inches (approx. 31.7cm)

• Dennison: 5 / 10

• Compatible Movements: GR325, AS558, F410–490, BEN, BT, BUIIAAC

• Material: White alloy – non-magnetic, unbreakable, rustproof

• Condition: New old stock (NOS), unused, sealed in original packaging

Condition Note:
This is new old stock (NOS) — 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.

Summary:
Genuine Watch-Craft 2868W mainspring from C. & E. Marshall Co., a trusted supplier to professional watchmakers. Compatible with several vintage Swiss movements, ideal for restoration and repair work.

Shipping:
As usual, this item will be packaged carefully and dispatched with tracking. International shipping is available through the eBay Global Shipping Programme (GSP).