HB produced, HUBLOT Hublot chronograph series. Come out strong. Adhering to the concept of "the art of fusion", the 4100 chronograph movement is modified to show the miniature mechanical marvel inside, which allows the wearer to appreciate the inner workings of his watch. Give it a unique modern structure beauty! Size 44mm, glass using double-sided sapphire crystal, with imported rubber strap, invincible texture!