Sporting technical innovation that links to the historic pioneers who conquered air, land and sea, this Longines Spirit Automatic Chronometer Chronograph Men\'s Watch is perfect for both day and night wear. At A Glance  Presented on a stainless steel bracelet 42mm case size with 100m water resistance Sunray blue dial with polished bezel Applied Arabic numerals filled with Swiss Super-LumiNova and date window at 4 o\'clock Chronograph sub dials and silvered sandblasted hands Scratch resistant sapphire crystal glass with several layers of anti-reflective coating on both sides Powered by a Swiss automatic movement Chronometer certified by COSC