Stainless steel and 18k yellow gold case with a stainless steel and 18k yellow gold Rolex Oyster bracelet. Fixed bezel. Mother of pearl dial with gold-tone hands and diamond hour markers. Minute markers around the outer rim. Dial Type: Analog. Chronograph - sub-dials displaying: three - 60 second, 30 minute and 12 hour. Rolex Calibre 4130 automatic movement with about 72 hours of power reserve. Scratch resistant sapphire crystal. Screw down crown. Case size: 40 mm. Round case shape. Oysterlock clasp. Water resistant at 100 meters / 330 feet. Functions: chronograph, hour, minute, second. Luxury watch style. Watch label: Swiss Made. Rolex Cosmograph Daytona Mother of Pearl Diamond Steel and 18K Yellow Gold Mens Watch 116503MDO.