Longines Record

The Longines Record, reference L2.821.4.57.6, has a 40 mm round case in steel. The watch is chronometer-certified and is set with diamonds. Measuring 10.8 mm thick and 49.6 mm lug-to-lug, the case has a water-resistance rating of 30 metres. Self-winding calibre L888.4 has up to 72 hours of power reserve and is visible through a transparent case back. The dial is covered by a scratch-resistant sapphire crystal, with several layers of anti-reflective coating on the underside. Polished silvered hands indicate the hours and minutes on the black lacquered polished dial. A steel bracelet fastens with a triple safety folding clasp and a push-piece opening mechanism.