Hublot Big Bang Unico Titanium Jewellery 42mm Watch - 42 mm - Black Skeleton Dial-441.NX.1170.RX.090442 mm satin finished and polished titanium case set with 170 diamonds for ~0. 8ct, satin finished and polished 18K white gold bezel set with 48 baguette cut diamonds for ~2. 4cts, 6 H shaped titanium screws, sapphire crystal with anti reflective treatment, matte black skeleton dial set with 218 diamonds for ~0. 6ct, HUB1280 UNICO manufacture self winding chronograph flyback movement, approximately 72 hours of power reserve, black structured lined