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Seiko 8Y21-512A
Ligne: 10.5'''
The Seiko 8Y21-512A watch movement is an automatic mechanical movement with a sweep seconds function.
The Seiko 8Y21-512A features the following functions:
- Automatic Winding
- Mechanical Movement
- Sweep Seconds
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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