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Return To ShopThe Seiko Y643-5100 watch movement features an adjustable stud holder, providing improved control over the balance wheel's timing. It incorporates shock protection mechanisms to enhance durability and reliability. Additionally, the movement includes a calendar function, allowing for the display and tracking of the date.
The Seiko Y643-5100 features the following functions:
Dimensions | GR Reference # | End Type | Buy |
---|---|---|---|
1.60 x 0.080 x 240 x 7.0 mm | GR4445 | Manual | Buy mainspring |
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