The Classic Oyster Rolex. Silver-tone stainless steel case with a silver-tone stainless steel rolex oyster bracelet. Fixed domed silver-tone stainless steel bezel. Blue dial with luminous silver-tone hands and index hour markers. Minute markers around the outer rim. Dial Type: Analog. Luminescent hands and markers. Rolex Calibre 3132 automatic movement with a 48-hour power reserve. Scratch resistant sapphire crystal. Screw down crown. Solid case back. Case size: 39 mm. Round case shape. Oysterlock clasp. Water resistant at 100 meters / 330 feet. Functions: hour, minute, second, chronometer. OSCS Certified Swiss Made.