Longines Spirit Chronograph

The Longines Spirit Chronograph, reference L3.820.4.93.6, is a chronograph with a 42 mm round case in steel. The watch is chronometer-certified. Case dimensions include a thickness of 16.5 mm and a lug-to-lug length of 51.4 mm; water resistance is rated to 100 metres. Self-winding calibre L688.4 has up to 66 hours of power reserve. Over the dial is a scratch-resistant sapphire crystal, with several layers of anti-reflective coating on both sides. A steel bracelet closes with a triple safety folding clasp and a push-piece opening mechanism. The dial incorporates a date display and small seconds. Sandblasted silvered hands appear alongside applied Arabic numerals on the sunray blue dial.