9
FunctionsCentral hours and minutes
FinishingCircular Côtes de Genève
Circular-grained plate
Bevelled bridges
Engraved coat of arms
Blued screws on bridges
Jewels: 19
Components: 131
Movement thickness: 2.5 mm
Casing dimensions: 12’’’ (ø 26.8 mm)
Frequency: 21,600 vibrations/hour,
3 Hz
Balance wheel with screws
Power reserve: Approximately 60 hours
ENGLISH
830PUltra-thinhand-wound
mechanicalmovement838PUltra-thinhand-woundmechanicalmovement,smallsecondsFunctionsCentral hours and minutes
Small seconds at 10 o’clock
FinishingCircular Côtes de Genève
Circular-grained plate
Bevelled bridges
Engraved coat of arms
Blued screws on bridges
Jewels: 19
Components: 131
Movement thickness: 2.5 mm
Casing dimensions: 12’’’ (ø 26.8 mm)
Frequency: 21,600 vibrations/hour,
3 Hz
Balance wheel with screws
Power reserve: Approximately 60 hours