Specifications Calibre ARF21 ZG
Functions
Hour, minute, small second
Impulse
Two independent barrels
Winding-mechanism
Manual
Plate and bridges
Plate and bridges are decorated at the highest quality level, hand-engravings always correspond to each element
Regulating system
Two independent regulation systems connected by a resonance clutch spring, twin second fly-back
Frequency
25,200 vph
Number of jewels
39
Number of individual parts
260
Diameter
36,6 mm
Height
7 mm
Power reserve
80 hours