18 carat king gold case with a 18 carat king gold bracelet. Fixed bezel. Black skeleton dial with gold-tone hands and index hour markers. Minute markers around the outer rim. Dial Type: Analog. Date display at the 6 o'clock position. Chronograph - sub-dials displaying: two - 60 second and 30 minute. Automatic movement. Caliber hub1155 engine. Scratch resistant sapphire crystal. Pull / push crown. Skeleton transparent exhibition see through case back. Case diameter: 45 mm. Round case shape. Deployment with push button clasp. Water resistant at 50 meters / 165 feet. Functions: chronograph, date, hour, minute, second. Luxury watch style. Watch label: Swiss Made. Item Variations: 525 OX 0180 OX, 525-OX-0180-OX, 525/OX/0180/OX, 525OX0180OX. Hublot Classic Fusion Aerofusion Black Skeleton Dial Automatic Mens Chronograph Watch 525.OX.0180.OX.