18kt white gold case with a 18kt white gold rolex oyster bracelet. Fixed 18kt white gold bezel. Steel and black dial with silver-tone hands and index hour markers. Dial Type: Analog. Chronograph - three sub-dials displaying: 60 second, 30 minute and 12 hours. Rolex Calibre 4130 automatic movement with a 72-hour power reserve. Scratch resistant sapphire crystal. Screw down crown. Solid case back. Case size: 40 mm. Round case shape. Water resistant at 100 meters / 330 feet. Functions: chronograph, hour, minute, second. Luxury watch style. Watch label: Swiss Made. Rolex Cosmograph Daytona Men's 18kt White Gold Oyster Watch 116509RBKSO.