18kt yellow gold case with a 18kt yellow gold rolex oyster bracelet. Bi-directional rotating ring command 18kt yellow gold with a blue ceramic top ring bezel. White dial with luminous blue hands and luminous hour markers. Minute markers around the outer rim. Dial Type: Analog. Luminescent hands and dial markers. Chronograph – sub-dials displaying: seconds. Rolex Calibre 4161 automatic movement with a 72-hour power reserve. Scratch resistant sapphire crystal. Screw down crown. Solid case back. Round case shape. Case size: 44 mm. Oysterlock clasp. Water resistant at 100 meters / 330 feet. Functions: chronograph, hour, minute, second, chronometer. Additional Info: the start/stop pusher located at two starts and stops the countdown. the reset pusher located at four has three functions: programming, synchronising. Luxury watch style. Watch label: Swiss Made. Item Variations: 116688-78218. Rolex Yacht-Master II White Dial 18K Yellow Gold Oyster Bracelet Automatic Mens Watch 116688WAO.