Samson Spring No. 6048 – Mainspring 1.50 x 0.10 x 9½" – Dennison 6 / 11 – Swiss NOS

Description:
Original Samson Spring No. 6048 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.

Specifications:

• Brand: Samson Spring

• Part No: 6048

• Width: 1.50mm

• Strength: 0.10mm

• Length: 9½ inches (24.13cm)

• Dennison: 6 / 11

• Material: White alloy

• Condition: New old stock (NOS), unused, in original foil wrap and packet

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

Summary:
A genuine vintage Samson Spring 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.

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