Longines Spirit Pilot

The Longines Spirit Pilot, reference L3.809.4.53.6, has a 39 mm round case in steel. The watch is chronometer-certified. Measuring 11.5 mm thick and 47.2 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. The dial is covered by a scratch-resistant sapphire crystal, with several layers of anti-reflective coating on both sides. A steel bracelet fastens with a double security folding clasp with a micro adjustment system. The dial has central seconds. Applied Arabic numerals accompany gilt hands on the black matt dial.