Hublot Calibre HUB1240 automatic movement with 38 Jewels and 330 parts beating at 28800 vph, featuring a column wheel mechanism and flyback function. 18kt rose gold hexagon shaped case measuring 45 mm in diameter. Black dial features index Arabic numeral hour markers and contains diamonds. Fixed bezel set with diamonds. Analog time display showing hours minutes small seconds. Date display located between the 4 and 5 o'clock positions. Sapphire crystal provides scratch resistance for the black dial face. Deployment clasp secures the black rubber strap around the wrist. Chronograph sub-dials: 60 second, 30 minute, 12 hour duration counters. Water resistant up to 100 meters / 330 feet depth.