Limited Edition Authentic Hublot Skeleton Dial Blue Diamond Rubber Strap Watch. Features a sapphire crystal case, deployment clasp with push button, fixed diamond set bezel. Equipped with automatic movement (Caliber HUB1710) offering 50 hours power reserve, and includes date, hour, minute, second functions. The round 39mm case is transparent at the back. Sapphire crystal dial features luminous blue hands and Arabic numerals/indexes with minute markers. Water resistant to 50 meters (165 feet). Comes with 2 year WatchMaxx warranty.