This Hublot is 45 mm polished and satin-finished black ceramic case, vertical satin-finished black ceramic bezel with 6 H-shaped titanium screws, sapphire crystal with anti-reflective treatment, sapphire dial with polished rhodium-plated appliques and hands, HUB1155 self-winding movement with chronograph, approximately 42 hours of power reserve, black lined rubber strap, black PVD stainless steel deployant buckle. Water resistant to 50 meters.