Hublot Classic Fusion Chronograph Automatic Mens Watch 521CO1781RX. Ceramic and 18k rose gold case with a black rubber strap. Fixed bezel. Black carbon fiber dial with rose gold-tone hands and index hour markers. Minute markers around the outer rim. Chronograph - sub-dials displaying: two - 60 second and 30 minute. Automatic movement. Scratch resistant sapphire crystal. Pull / push crown. Transparent case back. Case diameter: 45 mm. Round case shape. Fold over with push button release clasp. Water resistant at 50 meters / 165 feet. Functions: chronograph, date, hour, minute, second. Luxury watch.