Family: Valjoux historical chronograph17 jewels40h power reserve18,000 vph (2.5 Hz)
Manual-wind flyback chronograph. 17 jewels, 2.5 Hz (18,000 vph), 40-hour power reserve, Breguet balance spring. Used in Type 20 military pilot watches.
Last updated 8 Jul 2026Suggest a correction
TECHNICAL SPECIFICATIONS
Movement Type
Manual Winding
Jewel Count
17 jewels
Power Reserve
40h
Frequency
18,000 vph (2.5 Hz)
Display Type
Analog
Winding
Manual
COMPLICATIONS
DayDate
FEATURES
Column Wheel
QUICK FACTS
BRAND
TYPE
Manual WindingSTATUS
DiscontinuedMANUFACTURE
ÉbaucheLAUNCH YEAR
1950CALIBER FAMILY
Valjoux historical chronographALSO KNOWN AS
valjoux 222gh 22
FOR WATCH DEALERS
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