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Return To ShopThe Seiko 6309-576A watch movement features a sub seconds function, allowing for the measurement of seconds with a subsidiary dial. Additionally, it incorporates covered winding, a mechanism that safeguards the winding system from external elements.
The Seiko 6309-576A features the following functions:
Dimensions | GR Reference # | End Type | Buy |
---|---|---|---|
1.40 x 0.105 x 320 x 9.5 mm | GR3681 | Manual | Buy mainspring |
1.40 x 0.100 x 300 x 9.0 mm | GR3664 | Manual | Buy mainspring |
Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) | |
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