Sapphire crystal case with a transparent rubber strap. Fixed bezel. Skeleton dial. Dial Type: Analog. Luminescent hands and markers. Hublot Calibre UNICO HUB1242 automatic movement. Scratch resistant sapphire crystal. Screw down crown. Transparent case back. Round case shape, case size: 45 mm. Push button deployant buckle clasp. Water resistant at 100 meters / 330 feet. Functions: chronograph, date, hour, minute, second. Luxury watch style. Watch label: Swiss Made. Hublot BIG BANG UNICO SAPPHIRE 45MM Watch 411.JX.4802.RT.