Momentum TORPEDO SS, SAPPHIRE, LRG, BLACK, BLACK WEB NATO NYLON BANDTorpedo Nylon Nobody counts on their watch more than a diver does. When you hit the water or the water hits you, you can count on the Torpedo like no other. Engineered for reliability, at a price that wont leave you gasping for air. Really tough on your watch? Consider upgrading to an ultra hard, sapphire crystal. This is dramatically more scratch resistant than regular mineral glass and virtually impossible to scratch, ensuring a crystal clear view