Longines Master Collection

The Longines Master Collection, reference L2.950.4.99.6, has a 41 mm round case in steel. Applied Arabic numerals accompany polished silvered hands on the light blue barleycorn dial. Measuring 9.5 mm thick and 48.7 mm lug-to-lug, the case has a water-resistance rating of 30 metres. Self-winding calibre L888.5 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 both sides. The dial has a date display and central seconds. A steel bracelet fastens with a triple safety folding clasp and a push-piece opening mechanism with a fine adjustment system.