Patek Philippe - 5271/11P - 41 mm - PlatinumReference: 5271 11P Model: Perpetual calendar, Chronograph. Collection: Grand Complications Caliber: Manual winding Case: Platinum. Diameter: 41 mm. Height: 12. 7 mm. Water resistant to 30 m. Sapphire crystal case back. Watch: Manually wound mechanical movement. Caliber CH 29? 535 PS Q. Chronograph. Central chronograph hand. Instantaneous 30 minute counter. Perpetual Calendar. Day, month, leap year and day night indication by hand. Date by hand. Moon

Reference: 126231-0028

9g 8 inches Approximately 0

4g 8 inches Approximately 1

1g 22 inches Approximately 93

Reference: 128349rbr-0044

Length Weight 6 inches Approximately 65

Reference: 279139rbr-0004

Reference: 279138rbr-0012

Dial: Black lacquered

Reference: 128396tbr-0024

Reference: 279381rbr-0021

Reference: 279161-0025