5235/50R-001

ANNUAL CALENDAR. REGULATOR-STYLE DISPLAY.

A sleek, contemporary display

A tribute to the precision clocks used in watchmaking workshops in the past, this rose gold self-winding Annual Calendar Regulator stands out with its vertical satin-brushed two-tone graphite and ebony black dial. Its high-tech regulating movement incorporates a Pulsomax® escapement and a Spiromax® balance-spring in Silinvar®: two developments from the Patek Philippe Advanced Research department.

Complications

5235/50R-001

1650000

No items found.

Technical characteristics

dial

Two-tone graphite and ebony black, vertical satin-finish, white transfer-printed hour markers.
White gold baton-style hands, white varnished.

case

Rose gold
Diameter: 40.5 mm
Thickness: 10 mm
Water-resistant to 30m
Sapphire crystal case back

movement

31-260 REG QA
Self-winding
Regulator-style display: hour and seconds subdials, sweep minutes hand
Annual Calendar
Day, date and month in apertures

Diameter: 33 mm
Thickness: 5.08 mm
Number of parts: 313
Number of jewels: 31
Power reserve: min. 38 hours – max. 48 hours
Winding rotor: 22K gold off-center minirotor
Balance: Gyromax®
Frequency: 23,040 semi-oscillations/hour (3.2 Hz)
Balance spring: Spiromax®
Distinctive sign: Patek Philippe Seal