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Seiko 1F21-5D00
The Seiko 1F21-5D00 watch movement is a mechanical movement that encompasses three functions: sweep seconds, automatic winding, and calendar.
The Seiko 1F21-5D00 features the following functions:
- Automatic Winding
- Calendar
- Sweep Seconds
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
|---|
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.30 x 0.105 x 360 x 10.5 mm | GR3271X | Auto | Buy mainspring |
| 1.30 x 0.105 x 320 x 10.0 mm | GR3269X | Auto | Buy mainspring |
Incabloc Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) |
|---|
KIF Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) |
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Documents
Parts Listing
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