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Seiko 5P31-5A70
The Seiko 5P31-5A70 watch movement, found in certain models, incorporates the following functions: sweep seconds and a beat rate of 18,000 vibrations per hour (vph).
The Seiko 5P31-5A70 features the following functions:
- Sweep Seconds
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
|---|
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.30 x 0.080 x 220 x 6.5 mm | GR3201 | Manual | Buy mainspring |
| 1.30 x 0.080 x 200 x 6.5 mm | GR3200 | Manual | 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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