Patek Philippe CALATRAVA Mode D'emploi page 8

MOVEMENT
• Caliber 30-255 PS
• Manual winding
• Diameter: 31 mm
• Height: 2.55 mm
• Number of parts: 164
• Number of jewels: 27
• Power reserve:
min. 65 hours
• Balance: Gyromax®
• Frequency:
28,800 semi-oscillations/hour (4 Hz)
• Balance spring: Spiromax®
• Patek Philippe Seal
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DISPLAYS
Hour hand
Minute hand
Subsidiary dial:
Small seconds
CROWN
1 Manual winding
2 Setting the time with stop-seconds
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