ROYAL OAK PERPETUAL CALENDAR OPENWORKED, 41 mm

CASEBlack ceramic case, glareproofed sapphire crystal and titanium caseback, screw-locked crown.
CASE SIZE41 mm
WATER RESISTANCE20 m
CASE THICKNESS9.9 mm
DIALSapphire dial, smoked external zone of the counters, pink gold applied hour-markers and Royal Oak hands with luminescent coating, black inner bezel.
BRACELETBlack ceramic bracelet with titanium AP folding clasp.
TOTAL DIAMETER29 mm (12 ¾ Lignes)
FREQUENCY OF BALANCE WHEEL2.75 Hz (19,800 vibrations/hour)
NUMBER OF JEWELS38
CALIBRESelfwinding Manufacture calibre 5135
POWER RESERVE40 hours
NUMBER OF PARTS374
FUNCTIONSPerpetual calendar with week indication, day, date, astronomical moon, month, leap year, hours and minute.