Description
P-331-MH / In-house automatic movement
FUNCTIONS
Central hands indicating hours, minutes and seconds
DIMENSIONS
Thickness 3.60 mm
Fitting diameter: 25.60 mm
Total movement diameter: 26.20 mm
Vibrations per hour: 28,800 A/h (4 Hz)
Number of rubies: 25
Autonomy in hours (fully wound up): 42 hours
SPECIAL FINISHING
Main plate: Circular grained, rhodium plated
Bridges: Sandblasted, rhodium plated
Oscillating weight: Perrelet hollowed and personalized
SYSTEMS
Automatic winding mechanism with ballbearing-mounted oscillating weight
Anti-shock system on the balance wheel (Incabloc® shock absorbers)
Fine adjustment device
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