CALIBER :
R CH 27 PS QI
Self-winding mechanical movement. Minute repeater, mono-
pusher chronograph, instantaneous perpetual calendar.
Aperture displays for the day, date, month, leap-year cycle,
day/night indicators and moon phase.
Subsidiary seconds at 6 o’clock.
OVERALL DIAMETER:
32 MM
OVERALL HEIGHT:
10.35 MM
NUMBER OF PARTS:
719
NUMBER OF JEWELS: 63
POWER RESERVE:
WITH THE CHRONOGRAPH DISENGAGED:
MIN. 38 HOURS - MAX. 48 HOURS
WINDING ROTOR
GUILLOCHED MINIROTOR IN 22K GOLD,
UNIDERECTIONAL WINDING
BALANCE: GYROMAX
®
FREQUENCY:
21,600 SEMI-OSCILLATIONS PER HOUR (3 HZ)
BALANCE SPRING:
SPIROMAX
®
IN SILINVAR
®
ESCAPEMENT:
SWISS LEVER
HALLMARK:
PATEK PHILIPPE SEAL
Specifications of the movement
