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Seiko 1F21-5B00
Jewels: 17
The Seiko 1F21-5B00 is an open face calibre mechanical watch movement that is American made.
The Seiko 1F21-5B00 features the following functions:
- American Made
- Open Face Calibre
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
|---|---|---|
| 1204 | Ordinary/None | Buy staff |
| 1208 | Ordinary/None | Buy staff |
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|
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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