With its distinctive skeleton dial showcasing Hublot\'s first ever in-house Unico Manufacture movement , this Hublot Big Bang Unico Titanium & Ceramic Automatic Chronograph Watch has been re-designed in a more compact style. A bold fusion of high-tech materials, this timepiece doesn’t compromise on style or performance. At A Glance  Presented on a black structured lined rubber strap with titanium and black ceramic deployant buckle clasp 45mm polished and satin-finished titanium case with 100m water resistance Satin-finished and polished black ceramic bezel with 6 H-shaped titanium screws Scratch resistant sapphire crystal with anti-reflective treatment Matte black skeleton dial with Arabic numeral and baton hour markers Two chronograph sub-dials Date window at 3 o’clock Powered by the HUB1242 UNICO Manufacture self-winding automatic chronograph flyback movement with column wheel Up to 72 hours power reserve