Rolex Cosmograph Daytona

18kt yellow gold case with a black rubber strap. Fixed tachymeter scale cerachrom bezel. Mother of pearl dial with diamond hour markers. Minute markers around the outer rim. Dial Type: Analog. Luminescent hands and markers. Chronograph - three sub-dials displaying: 60 second, 30 minute and 12 hour. Rolex Calibre 4130 automatic movement with a 72-hour power reserve. Scratch resistant sapphire crystal. Screw down crown. Solid case back. Round case shape. Case size: 40 mm. Oysterlock clasp. Water resistant at 100 meters / 330 feet. Functions: chronograph, hour, minute, second.