Hublot Big Bang Integral Titanium PavŽ Watch - 42 mm - Black Skeleton Dial - 451.NX.1170.NX.370442 mm satin finished and polished titanium case set with 120 diamonds, satin finished and polished titanium bezel set with 138 diamonds, 6 H shaped titanium screws, black composite resin lower bezel, sapphire crystal with anti reflective treatment, matte black skeleton dial, HUB1280 UNICO manufacture self winding chronograph flyback movement, approximately 72 hours of power reserve, satin finished and polished titanium bracelet, titanium deployant