[Audemars Piguet Watches] 1500 New Product AP/Audemars Piguet Royal Oak Series 26331OR Chronograph Adopt the same 6-digit small-second 7750 chronograph movement as the authentic product After the 316 stainless steel case is brushed and partially polished Showing a delicate and tough unique temperament Rugged 41mm dial Very powerful Read time in any environment