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General 831
(Helvetia)
Ligne: 11.5'''
Jewels: 7/15/17
Power Reserve: 37 hrs
Frequency: 18000 vph
Type: Manual Wind
Period used: ~1950
Diameter: 26 mm
Hands: 1.30 x 0.80 / 0.22 mm
The General 831 manual wind mechanical watch movement features a pin-lever escapement, a ratchet on the dial side, and a crown mechanism with a rocker bar. The differences between the 1438 and 1465 variations of this movement are not known. This movement incorporates sub seconds, day, date function, and was used during the period of approximately 1950.
The General 831 features the following functions:
- Date
- Day
- Manual Winding
- Sub Second
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
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Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.85 x 0.105 x 280 x 9.0 mm | GR5463 | Manual | Buy mainspring |
| 1.80 x 0.100 x 290 x 9.0 mm | 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
| Part Description | Reference # | Alternate | Buy |
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