Valjoux Cal. 22 is a column wheel chronograph movement. First introduced as a monopusher in 1914, it was simply called Calibre 15”’. It was updated with dual pushers, perhaps as early as 1936, and refreshed in 1947 and produced through 1966.
- Cal. 15”’ – 1914-1928
- Cal. 22 – 1928-1966
- Cal. 22 GH – 1928- 30- or 45-minute counter, mono or duo pusher
- Cal. 22 GHT – 1928-1974 – 14.25”’, 30- or 45-minute counter, mono or duo pusher
- Cal. 71 – 30 minute counter, 12 hour counter
- Cal. 84 – 30- or 45-minute counter, mono-rattrapante
- Cal. 222 – 30-minute counter, flyback
- Alpina used Cal. 22 as their Cal. 942/943
- Eterna used Cal. 22 as their Cal. 703
- Heuer used Cal. 22 as their Cal. 347
- Invicta used Cal. 22 as their Cal. 60
- Marvin used Cal. 22 as their Cal. 730
- Vacheron Constantin used the Valjoux 22 base for their calibre VZ 434 from 1938 through 1950
- Zeiss used Cal. 22 as their Cal. MBK 1000