The Longines Spirit Zulu Time is a modern pilot’s GMT watch that blends heritage design with cutting-edge technology. Its 39 mm stainless steel case features a bi-directional rotating GMT bezel with a green ceramic insert and screw-in crown. The anthracite dial is punctuated by applied Arabic numerals and gilt hands treated with Swiss Super-LumiNova®. Driven by the COSC-certified automatic calibre L844.4 with a silicon balance spring, it delivers up to 72 hours of power reserve. The watch is water resistant to 10 bar (100 m) and ships with a stainless steel bracelet with double safety folding clasp and micro adjustment mechanism.