Patek PhilippeMen Grand Complications Watch - 5496P-015

39.5 mm platinum case, 11.19 mm thick, interchangeable full back and sapphire crystal case back, silvery dial with vertical satin finish and gold applied hour markers, caliber 324 S QR self-winding movement with perpetual calendar, retrograde date hand, day, date, month, leap year in apertures, center sweep second hand, moon phases, approximately 35-45 hours of power reserve, shiny chocolate brown alligator strap with square scales, fold-over buckle. Water resistant to 30 m.