Caliber: HMC 800
Functions: Hours, minutes, small seconds, month, large date, Power reserve indicator at 9 o’clock, Leap year cycle indicator on movement side
Diameter: 34mm
Thickness: 6.3mm
Power Reserve: Minimum of 7 days
Winding: Manual
Frequency: 18,000 Vib/h
Jewels: 32
Chronometer Certified: No
Additional Details: Interchangeable Moser escapement, original double hairspring