An authentic Hublot Big Bang men's chronograph watch measuring 41mm with part number 341.PX.130.RX. Features an 18kt rose gold case, black dial, and a black rubber strap secured by a push button foldover clasp. Equipped with a sapphire crystal that is scratch resistant. Case dimensions: diameter 41mm, thickness 14mm. Rated for 30 meters or approximately 100 feet water resistance depth. Includes the Hublot Chronograph movement and comes with a standard 2 year WatchMaxx warranty. Also recognized by model reference number 341PX130RX.