Original Audemars Piguet Royal Oak 50th Anniversary Edition mens automatic watch with silver dial and case, rose gold-tone hands/index hour markers, two-tone stainless steel bracelet (silver-tone and rose gold-tone). Features date display at the 3 o'clock position, analog functions, luminous elements for night readability. Powered by Audemars Piguet Calibre 5900 automatic movement with 29 jewels, frequency of bıtting is 28800 vph (4Hz), and approximately 60 hours power reserve. Scratch resistant sapphire crystal lens, fixed bezel in rose gold-tone 18kt material, screw down winding/crown set on transparent back case revealing the movement. Water resistant up to 50 meters / 165 feet (jet wash level). Round 37mm case size with fold over clasp and safety release mechanism.