ARF21 ZG

Functions
Hour, minute, small second

Impulse
Two independent, symmetrically mirrored regulators

Winding-mechanism
Manual

Plate and bridges
Plate and bridges are decorated at the highest quality level

Regulating system
Two independent regulation systems connected by a resonance clutch spring, twin second fly-back

Frequency
3.5 Hz (25,200 vph)

Number of jewels
39

Number of individual parts
260

Diameter
36,6 mm

Height
7 mm

Power reserve
80 hours