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Seiko 1E20-0740
The Seiko 1E20-0740 watch movement has a beat rate of 18,000 vibrations per hour.
The Seiko 1E20-0740 features the following functions:
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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