Luminox Navy Seal Diver's Quartz XS.3581.BO 200M Men's Watch The Luminox Navy SEAL Divers’ Chronograph is equipped with the Luminox self-lighting system, making it always visible and doesn’t depend upon any other light source to glow at night, with the same intensity for up to 25 years without diminishing. The Carbon ox material that builds the case is as strong as titanium albeit six times lighter and more scratch resistant than forged carbon composites.
