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General 51L
(Helvetia)
Ligne: 11.5'''
Jewels: 17/21
Lift Angle: 52°
Power Reserve: 48 hrs
Frequency: 21600 vph
Type: Manual Wind
Period used: ~1970
Diameter: 26 mm
Height: 4.6 mm
Hands: 1.50 x 0.90 x 0.21 mm
The General 51L is a mechanical watch movement that was in use around 1970. It features a manually wound mechanism with a sweep seconds function. The movement is equipped with a day and date calendar, which can be set by adjusting the time between 20-24 hours. Notably, the watch movement incorporates an indirectly driven minute hand, allowing for a large balance wheel and a low-profile design. Additionally, it is designed with an adjustable stud holder and a sweep seconds hand.
The General 51L features the following functions:
- Adjustable Stud Holder
- Calendar
- Date: set by changing 20-24h
- Day
- Manual Winding
- Sweep second
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
|---|---|---|
| 5238 | Ordinary/None | Buy staff |
| 5238 | Incabloc | Buy staff |
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.45 x 0.100 x 360 x 9.5 mm | GR3956 | Manual | Buy mainspring |
Incabloc Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) | |
|---|---|---|---|
| See More | |||
| See More |
Documents
Parts Listing
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