Longines Spirit

The Longines Spirit, reference L3.810.1.53.6, has a 40 mm round case in titanium. The watch is chronometer-certified. The case measures 12.2 mm thick and 49.7 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 dial, with several layers of anti-reflective coating on both sides. The anthracite dial has applied Arabic numerals and gilt hands. The dial includes central seconds. A titanium bracelet closes with a triple safety folding clasp and a push-piece opening mechanism.