18kt rose gold and black ceramic case with a black rubber strap. Fixed 18kt rose gold bezel. Black skeleton dial with rose gold hands and index hour markers. Minute markers around outter rim. Dial Type: Analog. Luminescent hands and markers. Date display between 4 and 5 o'clock positions. Chronograph - three sub-dials displaying: 60 second, 30 minute and 12 hour. Automatic movement with a 42 hour power reserve. Scratch resistant sapphire crystal. 18kt rose gold push / pull crown. Solid case back. Case diameter: 44 mm. Case thickness: 15 mm. Round case shape. Band width: 25 mm. Band length: 8.25 inches. Deployment clasp. Water resistant at 100 meters / 330 feet. Functions: hours, minutes, seconds, small seconds, chronograph and date. Luxury watch style. Watch label: Swiss Made. Item Variations: 311 PX 1180 GR, 311-PX-1180-GR, 311/PX/1180/GR, 311PX1180GR. Hublot Big Bang Aero Bang Gold 44mm Black Rubber Men's Watch 311.PX.1180.GR.