| Brand: | Valjoux | 
|
|---|---|---|
| Family: |
Unknown
|
|
| Height: | 7.45 mm | |
| Jewels: | 17 | |
| Reserve: | 35 hours | |
| Frequency: | 18000 A/h | |
| Winding: | Hand winding | |
| Diameter: | 42.1 mm (19 ligne) | |
| Complications: | 6-Column Chronograph, Chronograph, Column Wheel Chronograph | |
| Hands: | ||
| Production: 1912 – 1975 | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1910s | 1920s | 1930s | 1940s | 1950s | 1960s | 1970s | 1980s | 1990s | 2000s | 2010s | 2020s |
Valjoux Cal. 5 is a pocket watch column wheel chronograph movement. Introduced around 1912, it was produced through 1975. It featured a six-column wheel to control the chronograph function. The chronograph used a central seconds hand with a 30 minute counter.
- Valjoux 5 KVM – Standard version (also called Valjoux 551)
- Valjoux 5 2F – Separate reset pusher
- Valjoux 9 KVR – Split seconds (“Rattrapante”)
- Valjoux 24 KV – Timer, split seconds
- Valjoux 551 – Flyback
- Valjoux 62 KVC – Timer
- Valjoux 75 KVMR – Timer, Up- and Down-Counting
