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Seiko 8620-5100
The Seiko 8620-5100 watch movement is equipped with sweep seconds functionality, allowing for precise measurement of time in continuous motion. Additionally, it features automatic winding, providing convenient and reliable self-winding capabilities for the watch.
The Seiko 8620-5100 features the following functions:
- Automatic Winding
- Sweep Seconds
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
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Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.45 x 0.085 x 240 x 7.5 mm | GR3930X | Auto | Buy mainspring |
| 1.45 x 0.085 x 240 x 7.0 mm | Auto | 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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Parts Listing
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