Longines Spirit

The Longines Spirit, reference L3.811.1.53.6, has a 42 mm round case in titanium. The watch is chronometer-certified. The case is 12.2 mm thick and 51.4 mm lug-to-lug, with water resistance rated to 100 metres; the case has a screw-down crown. Self-winding calibre L888.4 provides up to 72 hours of power reserve and beats at 25,200 vibrations per hour. A scratch-resistant sapphire crystal covers the hour and minute display, with several layers of anti-reflective coating on both sides. The anthracite dial carries applied Arabic numerals alongside gilt hands. A titanium bracelet fastens with a triple safety folding clasp and a push-piece opening mechanism. Central seconds appears on the dial.