Seiko Setting Lever (1 piece) – 10 SMS / Sportsman 17 – Original part

Original Seiko setting lever (カンヌキ押工), suitable for the historic Seiko Sportsman 17 / 10 SMS hand-wound movement.
Unused original spare part from Japanese deadstock.

The setting lever is a central component of the winding and hand-setting mechanism (keyless works) and controls the switching between winding and hand-setting via the crown. This part is essential for the movement's functionality.

compatibility

• Seiko Sportsman 17
• Seiko 10 SMS (manual wind)
• Other early Seiko calibers of the same series with identical Keyless Works design

Technical data

• Manufacturer: Seiko
• Part: Setting lever
• Japanese part name:カンヌキ押工
• Reference: 10 SMS / Sportsman 17
• Condition: NOS – unused, original packaging

Description

Original part from the early 1960s, ideal for the professional maintenance or complete restoration of a Seiko Sportsman.
Individual setting levers for these calibers are extremely rare today and are hardly ever offered anymore.