Both uncompromising and beautiful, this Hublot Big Bang Diamond Watch has been designed with a unique combination of materials to fuse tradition with innovation. Its dazzling diamond bezel echoes the brand’s signature Porthole design in the most luxurious way. At A Glance  Presented on a black lined rubber strap with stainless steel deployment buckle clasp 38mm satin-finished and polished stainless steel case with 100m water resistance Polished stainless steel bezel set with 126 diamonds (0.87ct) and 6 H-shaped titanium screws Scratch resistant sapphire crystal with anti-reflective treatment Matte black dial with Arabic numeral and baton hour markers Powered by the HUB2900 quartz movement 3 to 5 years power reserve