Rolesium (combination steel and platinum) case with a stainless steel Rolex oyster bracelet. Bi-directional rotating platinum bezel. Dark rhodium dial with luminescent silver-tone hands and dot hour markers. Minute markers around the outer rim. Dial Type: Analog. Luminescent hands and markers. Date screen at the 3 o'clock position. Rolex calibre 3135 automatic movement with a 48-hour power reserve. Scratch resistant sapphire crystal. Screw down crown. Strong case back. Case size: 40 mm. Round case shape. Oysterlock clasp. Water resistant at 100 meters/ 330 feet. Functions: date, hour, minute, second. High-end watch style. See label: Swiss Made. Rolex Yacht-Master 40 Dark Rhodium Dial Steel Oyster Mens Watch 116622RSO.