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Seiko 2C21-5400
The Seiko 2C21-5400 watch movement is an automatic movement with a sweep seconds hand and a calendar function. Its beat rate is 21,600 vibrations per hour.
The Seiko 2C21-5400 features the following functions:
- Automatic Winding
- Calendar
- Sweep Seconds
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
| Part Description | Reference # | Alternate | Buy |
|---|---|---|---|
| MAINSPRING | 770/AP 2125 | 770/AP 2125 | Buy part |
| PAWL WHEEL | 1488/AP 2125 | 1488/AP 2125 | Buy part |
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