The perfect choice for deep sea exploration, this Longines Legend Diver automatic men\'s watch is water resistant to an impressive 300m and has luminescent coating for excellent readability. At A Glance  Fastened with a black rubber strap 42mm black ion plated stainless steel case with a polished bezel and 300m water resistance Scratch-resistant sapphire crystal with several layers of anti-reflective coating on the underside Black dial with a date window at 3 o\'clock Super-LumiNova-filled hands and hour markers Powered by an automatic movement