Compact 10.5 ligne (23.35mm diameter) version of the Valjoux column-wheel chronograph family. Produced from 1936 to 1966. Designed for smaller watch cases while retaining the quality of the larger calibers. Features an 8-column wheel (compared to 9 in the larger 23/72 calibers). One of the smaller high-quality chronograph movements available during its production era, suitable for ladies' chronographs and smaller men's watches.
Movement Type
Manual Wind
Jewel Count
17 jewels
Power Reserve
45h
Frequency
18,000 vph (5 Hz)
Diameter
23.35mm
Height
5.65mm
Display Type
Analog
BRAND
ValjouxTYPE
Manual WindSTATUS
DiscontinuedMANUFACTURE
ÉbaucheLAUNCH YEAR
1936CALIBER FAMILY
72COUNTRY
SwitzerlandALSO KNOWN AS