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Seiko 3421-5230
The Seiko 3421-5230 is a mechanical watch movement featuring an adjustable stud holder, automatic winding system, sweep seconds hand, calendar function, and a beat rate of 21600 vibrations per hour (vph).
The Seiko 3421-5230 features the following functions:
- Adjustable Stud Holder
- 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 |
|---|---|---|---|
| 1.15 x 0.081 x 360 x 7.5 mm | GR2786X | Auto | Buy mainspring |
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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