Water resistant down to 300m.
Official USMC Luminous Tactical Watch The face is protected by an anti-reflective, scratch-resistant sapphire crystal, while the stainless steel back of the carbon composite case displays an embossed United States Marine Corps logo. It has reliable Japanese Miyota quartz movement that provides impeccable timekeeping and a 10-year battery. It features the Swiss self-powered tritium illumination that lights up the hands, dials, and bezel pip for 25 years without requiring charging from a light source.