Hublot Big Bang Unico Sapphire All Black Limited Edition of 500 Watch-411.JB.4901.RT

45 mm polished black smoked sapphire crystal case, satin finish black rubber and black PVD titanium crown, polished black smoked sapphire crystal bezel set with 6 H-shaped black PVD-coated titanium screws, sapphire crystal, black polished transparent composite resin skeleton dial, HUB 1242 UNICO self-winding movement with flyback chronograph and date, approximately 72 hours of power reserve, black transparent structured ribbed strap, black PVD titanium deployant buckle. Water resistant to 50 meters.