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Seiko 2Y20-0240
The Seiko 2Y20-0240 watch movement operates at a beat rate of 18,000 vibrations per hour.
The Seiko 2Y20-0240 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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