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Seiko 1F20-0C70
The Seiko 1F20-0C70 watch movement incorporates shock protection, sweep seconds, a calendar function, a beat rate of 18000 vph, and is equipped with 17 jewels.
The Seiko 1F20-0C70 features the following functions:
- Calendar
- Shock Protection
- Sweep Seconds
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.25 x 0.115 x 300 x 9.5 mm | GR3139 | 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) |
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Documents
Parts Listing
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