Daytona 16528 Full Set Unpolished Inverted Six - Full yellow gold, Oyster bracelet, black "T Swiss Made T" dial with inverted six, applied stick markers, chronograph, three registers, sapphire glass, screw down crown and pushers, chronometer certified automatic movement (COSC), El Primero caliber. With original box, papers and service paper, full set! First owner, unpolished!