Audemars Piguet Royal Oak Openworked Grande Complication Watch - 26065IS.OO.1105IS.01 375 18K yellow gold AP folding

18K yellow gold AP folding buckle

18-carat white gold bezel

black hand-stitched large square scale alligator strap

split-seconds chronograph and small seconds at 9 o'clock

Audemars Piguet Royal Oak Openworked Grande Complication Watch - 26065IS.OO.1105IS.01 375 18K yellow gold AP folding44mm titanium case, 14. 80mm thick, sapphire back, screw locked crown, titanium bezel, sapphire crystal, dial with smoky counters, white gold royal oak hands with luminescent coating, white counter seconds split seconds chronograph hands, black inner bezel with white minute circle, slate grey movement, caliber 2885 self winding movement with perpetual calendar indicating the day, the date, the week, the moon phases, the month and the leap years,