Valjoux 7758 / 7750 CCL
119 views
13 1/4”’ | Automatic | Swiss Lever | Chronograph | Small Seconds | Date | Moon phase |
Remarks:
- CCL = Con Cours de Lune
- Automatic with unidirectional winding
- Chronograph cam-actuated: 60 s (center second), 30 min counter at 12 H
- Small second at 9 H with hacking
- Moon phase at 6 H with quick setting at middle crown position
- Date at 3 H with quick setting at middle crown position
- Balance with screwed hairspring stud was later replaced by ETA with Etachron system
- The hour counter lock is made of plastic, but was replaced by a metal version in later versions
- Base movement: Valjoux 7750
- Movement family (all are chronographs):
- ETA 7750: Automatic, date, day
- ETA 7751: Automatic, pointer date, day, month, moon phase, 24 h indicator
- ETA 7753: Automatic, date at 4:30H, 30 min counter at 3H
- ETA 7754: Automatic, date at 3H, central 24 h indicator, 30 min counter at 12H
- ETA 7758 / 7750 CCL: like 7750, with moon phase
- ETA 7760: Hand winding, date, day, 30 min counter at 12H
- ETA 7765: Hand winding, date
- ETA 7768: Like 7758, but hand winding
- ETA 7770: Automatic, Rattrapante, pointer date at 3 H
- Listing ID: 4258
- Manufacturer / Brand: Valjoux
- Caliber: 7758 / 7750 CCL
- Size in French Lignes: 13 1/4''', height 7.9 mm
- Size range mm largest diameter: 22 - 31 mm
- Shape: Round
- Winding: Automatic
- Hands Setting: Crown
- Seconds Hand: Small seconds
- Escapement: Lever (Swiss, English, Glashütte)
- Date, Day, Month...: Date
- Other Functions: Chronograph
- Jewels: 17
- Setting Lever Screw/Pin Position: Left
- Balance Position: Bottom (120 - 240°)
- Shock Protection: Incabloc
- Beats per hour: 28,800
- Balance Type: Glucydur
- Power Reserve: Approx. 46 hours
- Production Period: 1985 - 2003
- Identification: Marked with 7758 next to the balance, Valjoux logo under the balance.
- External Link: https://uhrforum.de/threads/identifizierte-uhrwerke-die-weder-bei-ranfft-lorenz-noch-im-watch-wiki-zu-finden-sind.86322/page-13#post-2455395
- Country: Switzerland
- Contributor ©: Uhrforum.de member Badener (Andreas Kelz) and Mic69
Before being published, your comment will be checked by a moderator. Therefore you will not see it immediately!