This Hublot is 42 mm polished and satin-finished black ceramic case, satin-finished and polished black ceramic bezel with 6 h-shaped titanium screws, 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 black ceramic bracelet, titanium deployant buckle. Water resistant to 100m (10 ATM).