ROYAL OAK SELFWINDING PERPETUAL CALENDAR ULTRA-THIN, 41 mm

CASE Titanium case, glareproofed sapphire crystal and caseback, polished 950 platinum bezel and links, titanium screw-locked crown. 
CASE SIZE 41 mm 
WATER RESISTANCE 20 m 
CASE THICKNESS 6.3 mm
DIAL Blue dial, satin-brushed, blue counters, white gold applied hour-markers and Royal Oak hands with luminescent coating. 
BRACELET Satin-brushed titanium bracelet with polished 950 platinum links and titanium AP folding claps.
TOTAL DIAMETER 32 mm (14 1/4 Lignes) 
FREQUENCY OF BALANCE WHEEL 2.75 Hz (19,800 vph) 
NUMBER OF JEWELS 37 
CALIBRE Manufacture Calibre 5133
POWER RESERVE 40 h 
NUMBER OF PARTS 256 
FUNCTIONSPerpetual calendar with day, date, astronomical moon, month, leap year, night and day indication, hours and minutes.