Case size: 40 mm. Round case shape. Platinum case with a platinum oyster bracelet. Bi-directional rotating bezel. Ice blue dial with silver-tone hands and diamonds hour markers. Dial Type: Analog. Luminescent hands. Chronograph – sub-dials displaying: three- small seconds, 30 minutes, and 12 hours. Rolex Calibre 4130 automatic movement with about 72 hours of power reserve. Scratch resistant sapphire crystal. Screw down crown. Solid case back. Water resistant at 100 meters / 330 feet.