Hublot Big Bang 42mm 451.EX.5129.EX Blue Ceramic Watch Skeleton Dial

42mm, matte blue skeleton dial, index hour markers, sapphire with anti-reflective treatment crystal with microblasted and polished blue ceramic with 6 H-shaped titanium Screws bezel. Microblasted and polished blue ceramic case. HUB1280 unico manufacture self-winding chronograph flyback movement with column wheel movement with power reserve 72 hours. Satin-finished and polished blue ceramic bracelet. Titanium deployant buckle clasp. Water resistance 100 meters or 10 ATM.