44mm x 16.05mm titanium case, sapphire crystal back, screw-locked push pieces and crown, black ceramic bezel, glareproofed sapphire crystal, openworked dial with second time-zone indicator at 3 o’clock, crown position indicator at 6 o’clock, tourbillon at 9 o’clock with black anodized aluminium bridge, white gold Royal Oak hands, and black anodized aluminium flange, manual-winding Audemars Piguet Calibre 2913 movement with tourbillon, GMT 24h, functions selection, hours, and minutes , approximately 237 hours of power reserve, black rubber strap with titanium AP folding buckle. Water resistant to 100 meters.