Oyster Perpetual 31mm

Green dial. Dial diameter: 31 mm. Material: 904L steel. Dome bezel. Screw-down crown. Twinlock double waterproof system. Scratch resistant sapphire crystal. Water resistant to 100 meters/330 feet. Permanent mechanical self-winding movement. Functions: central hours, minutes and seconds. About 55 hours of power reserve. Flat three-piece link bracelet in Oystersteel. Folding Oysterclasp with easylink 5 mm comfort extension.