MATT STAINLESS STEEL CASE WITH TURNABLE BEZEL, DOUBLE CURVED SAPPHIRE CRYSTAL WITH ANTIREFLECTING COAT, STAINLESS STEEL SCREW BACK, 100 ATM, HELIUM VALVE, ANTIMAGNETIC, CASE DIAMETER 45 MM, PROTECTED SCREW CROWN AT POSITION 9H/10H. CASE, CASE-BACK AND CROWN ARE WITH BLACK PVD PLATING, 24 MM LUG WIDTH