steel case, 41 mm thick, sapphire crystal back, rose-gilt opaline with “carbon” motif dial with charcoal gray gold applied hour markers with luminescent coating, Caliber CH 28-520 HU self-winding mechanical movement with flyback chronograph, central chronograph hand, 30-minute counter, world time, 24-hour and day/night indication for the 24 time zones, taupe (originally fitted) calfskin strap, fold-over buckle. Water resistant to 30 m.