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Seiko 1E20-5840
The Seiko 1E20-5840 watch movement features an adjustable stud holder, allowing for precise regulation and adjustment of timekeeping. Additionally, it includes a sweep seconds function, facilitating continuous and smooth measuring of seconds.
The Seiko 1E20-5840 features the following functions:
- Adjustable Stud Holder
- Sweep Seconds
Balance Staff Listing
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Mainspring Listing
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Incabloc Part Listing
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KIF Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) |
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Parts Listing
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