Family: 30CH21,600 vph (3 Hz)
manual-wind column-wheel flyback chronograph watch movement
Last updated 29 Apr 2026Suggest a correction
TECHNICAL SPECIFICATIONS
Movement Type
Manual Winding
Frequency
21,600 vph (3 Hz)
Display Type
Analog
COMPLICATIONS
ChronographFlyback
FEATURES
Column Wheel
QUICK FACTS
BRAND
TYPE
Manual WindingSTATUS
DiscontinuedMANUFACTURE
In-houseLAUNCH YEAR
1947CALIBER FAMILY
30CHCOUNTRY
SwitzerlandALSO KNOWN AS
caliber 538
FOR WATCH DEALERS
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