This Hublot is 42 mm satin-finished and polished 18k king gold case, satin-finished and polished 18K king gold bezel with 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 18K king gold bracelet, 18K king gold deployant buckle. Water resistant to 100m (10 ATM).