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General 51S
(Helvetia)
Ligne: 11.5'''
Jewels: 17
Power Reserve: 47 hrs
Frequency: 18000 vph
Type: Manual Wind
Period used: ~1952
Diameter: 26 mm
Height: 4.3 mm
Hands: 1.50 x 0.90 x 0.21 mm
The General 51S is a manual-wind watch movement that belongs to the first family with a direct sweep second. It is based on the same structure as the automatis, with variations in shock devices. The movement was introduced around 1952.
The General 51S features the following functions:
- Manual Winding
- Sweep second
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
|---|
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.50 x 0.100 x 9.5 mm | 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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