OVEMENT
Perpetual, mechanical, self-winding
CALIBRE
3255, Manufacture Rolex
PRECISION
-2/+2 sec/day, after casing
FUNCTIONS
Centre hour, minute and seconds hands Instantaneous day and date in apertures, unrestricted rapid-setting. Stop-seconds for precise time setting
OSCILLATOR
Paramagnetic blue Parachrom hairspring
ESCAPEMENT
Chronergy with optimized energy efficiency
WINDING
Bidirectional self-winding via Perpetual rotor
POWER RESERVE
Approximately 70 hours