One of the most recognizable and widely used automatic chronograph watch movements
Last updated 29 Apr 2026Suggest a correction
TECHNICAL SPECIFICATIONS
Movement Type
Automatic
Jewel Count
17/24/25 jewels
Power Reserve
48h
Frequency
28,800 vph (4 Hz)
Diameter
30mm
Display Type
Analog
Rotor Type
Ball Bearing
Winding
Automatic (Bidirectional)
Shock Protection
Incabloc
COMPLICATIONS
Chronograph
FEATURES
Cam-Actuated
QUICK FACTS
BRAND
TYPE
AutomaticSTATUS
In ProductionMANUFACTURE
ÉbaucheLAUNCH YEAR
1973BASED ON
ETA SA 7750CALIBER FAMILY
Valjoux 7750COUNTRY
SwitzerlandALSO KNOWN AS
valjoux 7750
FOR WATCH DEALERS
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