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Seiko 1F21-0C70
Base: Peseux 80
The Seiko 1F21-0C70 watch movement is a mechanical movement that operates through a set of precisely engineered gears, levers, and springs. It is designed to provide accurate timekeeping without relying on external power sources such as batteries.
The Seiko 1F21-0C70 features the following functions:
- Mechanical Movement
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.30 x 0.070 x 240 x 6.5 mm | GR3187 | Manual | Buy mainspring |
| 1.20 x 0.070 x 240 x 6.5 mm | GR2856 | Manual | 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) |
|---|
Documents
Parts Listing
| Part Description | Reference # | Alternate | Buy |
|---|---|---|---|
| BALANCE COMPLETE | 721/498 | 721/498 | Buy part |
| BALANCE WHEEL ONLY, FLAT | 54B/BUL 7AB | Buy part | |
| HAIRSPRING-FLAT | 61/BUL 7AB | Buy part | |
| MAINSPRING 1.20-.07-240 6,5 | MS-3514E | GR 2856 | Buy part |
| PALLET ARBOR | 72S/160 | 00714.31.09.90 | Buy part |
| ROLLER 180X75X36 | 82S/40R | 730/31 | Buy part |
| ROLLER, INCABLOC 180X75X36 | 82S/147R | 730/AS 1649 | Buy part |
| STAFF, 52 COL 75 BALANCE | 100/117 | Buy part | |
| STEM | 200/108F | Buy part |
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