|Diameter:||31.3 mm (14 ligne)|
|Complications:||2-Button, 9-Column Chronograph, Chronograph, Column Wheel Chronograph|
|Hands:||30 Minute Chronograph Hand at 3:00, Central 60 Second Chronograph Hand, Central Hour Hand, Central Minute Hand, Small Seconds Hand at 9:00|
|Production: 1914 – 1966|
Valjoux Cal. 22 is a column wheel chronograph movement. First introduced as a monopusher in 1914, it was updated with dual pushers, perhaps as early as 1936. It was refreshed in 1947 and produced through 1966.