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General 820B
(Helvetia)
Ligne: 11.5'''
Jewels: 17
Power Reserve: 53 hrs
Frequency: 18000 vph
Type: Manual Wind
Period used: ~1945
Diameter: 26 mm
Height: 3.95 mm
Hands: 1.50 x 0.80 / 0.21 mm
The General 820B is a manual wind mechanical watch movement with sub second functionality. It is part of a series of movements, including the 1261, 1263, 1265, 1267, 1269, 1273, and 1277, which are known to have certain differences. The General 820B movement was used in watches produced around the year 1945.
The General 820B features the following functions:
- Manual Winding
- Sub Second
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.80 x 0.110 x 290 x 9.5 mm | Manual | Buy mainspring | |
| 1.80 x 0.105 x 300 x 9.0 mm | GR5266 | Manual | Buy mainspring |
Incabloc Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) |
|---|
KIF Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) |
|---|
Documents
Parts Listing
| Part Description | Reference # | Alternate | Buy |
|---|
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