Patek Philippe 25-21 REC Mode D'emploi page 6

MOVEMENT
• Caliber 215 PS
• Manual winding
• Diameter: 21.90 mm
• Height: 2.55 mm
• Number of parts: 130
• Number of jewels: 18
• Power reserve:
min. 44 hours
• Balance: Gyromax®
• Frequency:
28,800 semi-oscillations/hour (4 Hz)
• Balance spring: Spiromax®
• Patek Philippe Seal
8
DISPLAYS
Hour hand
Minute hand
Subsidiary dial:
Small seconds
CROWN
1 Manual winding
2 Setting the time
9