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Seiko 1F20-5E80
Ligne: 10.5'''
The Seiko 1F20-5E80 watch movement features a pin lever escapement, providing accurate timekeeping by controlling the release of energy from the mainspring to the balance wheel.
The Seiko 1F20-5E80 features the following functions:
- Pin lever
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
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Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
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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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Documents
Parts Listing
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