Oyster Perpetual 41mm

Dial diameter: 41 mm, 904L stainless steel. Monocoque midshell. Screw-down case back and winding crown. 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: minute and second hands. About 70 hours of power reserve. Flat three-piece link bracelet in Oystersteel. Folding Oysterclasp with easylink 5 mm comfort extension. Bright blue dial.