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CALIBER 288 CALIBER 288
Functions
Display • Hours
• Minutes
• Small seconds and 7-day counter
at 9 o’clock
• Chronograph hour and astronomical
moon counter at 6 o’clock
• Chronograph minute and 31 day
counter at 3 o’clock
• 48 months and year at 12 o’clock
• Chronograph seconds in the center
Chronograph Shuttle chronograph mechanism
Date Module
Perpetual calendar
Semi-instantaneous action date
Fast date correction
Components
Jewels 26 rubies and 1 zirconia
Number of components 436
Dimensions
Diameter 31 mm
Thickness 8 mm
Frequency
28,800 vibrations per hour (4 Hz)
Inertia of the balance 10 mg.cm2
Winding
Automatic, Bidirectional
Rotor on ball bearing
Power reserve Minimum 48 hours
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