Longines Spirit

The Longines Spirit, reference L3.811.4.53.6, has a 42 mm round case in steel. The watch is chronometer-certified. Measuring 12.2 mm thick and 51.4 mm lug-to-lug, the case has a water-resistance rating of 100 metres; the case has a screw-down crown. Self-winding calibre L888.4 has up to 72 hours of power reserve and beats at 25,200 vibrations per hour. Applied Arabic numerals accompany sandblasted silvered hands on the black matt dial. A steel bracelet fastens with a triple safety folding clasp and a push-piece opening mechanism. The dial has a date display and central seconds. The dial is covered by a scratch-resistant sapphire crystal, with several layers of anti-reflective coating on both sides.