[HUBLOT Watches] WWF Hublot Big Bang Series Tattoo Watch So that that service life of the watch strap is greatly prolong Inner rubber outer skin Comfortable hand-close Buckle: The only quick-release buckle in the industry that synchronizes the original 1: 1 mold opening Dozens of watch clasp molds Buckle material heel foot original Built with titanium Comprehensive: Every accessory of the entire watch is molded from the original 1: 1 Number of molds 26 pieces Process complexity is second in the industry All functions are synchronized and original Original titanium case and clasp, steel case version that breaks the market