40.2 mm 18K rose gold case, 14.3 mm thick, interchangeable full back and sapphire crystal case back, ebony-black opaline dial with gold applied hour markers with luminescent coating, caliber CHR 29-535 PS Q manually wound movement with split-seconds chronograph, instantaneous 30-minute counter, perpetual calendar, moon phases, day, month, leap year and day/night indication in apertures, date by hand, seconds subdial, approximately 55-65 hours of power reserve, 18K rose gold bracelet, fold-over buckle. Water resistant to 30 m.