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Seiko 7431-5030
The Seiko 7431-5030 is a mechanical watch movement that features a chronograph and timer function. It allows precise measurement and tracking of elapsed time, making it ideal for various timing applications.
The Seiko 7431-5030 features the following functions:
- Chronograph Movement
- Timer Function
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
|---|
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.90 x 0.230 x 440 x 16.0 mm | GR5696 | Manual | Buy mainspring |
Incabloc Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) |
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KIF Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) |
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Documents
Parts Listing
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