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Valjoux 7760
Jewels: 15
Power Reserve: 34 hrs
Frequency: 18000 vph
Type: Manual Wind
Period used: 1903-1927
Diameter: 39.75 mm
Height: 5.0 mm
Hands: 1.50 x 0.92 / 0.26 mm
The Valjoux 7760 watch movement, produced from 1903 to 1927 in approximately 323,000 units, is a hunter calibre, model 2. It features a bimetallic screw balance and a Breguet hairspring. The movement incorporates a negative stem mechanism with an adjustable switching point. From around 1923, an additional lever was added to the negative stem mechanism, enabling the user to switch between winding and setting by manipulating the crown. This movement also includes functions such as stem wind, sub second, and a lever-setting mechanism.
The Valjoux 7760 features the following functions:
- Stem wind, switching by crown or lever
- Sub Second
Balance Staff Listing
| Ronda Reference # | Shock System | Buy |
|---|
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 2.05 x 0.200 x 520 x 15.5 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) |
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Documents
Parts Listing
| Part Description | Reference # | Alternate | Buy |
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