Longines Master Collection Moonphase

The Longines Master Collection Moonphase, reference L2.919.4.78.3, has a 42 mm round case in steel. The watch has a moon phase display. Self-winding calibre L899.5 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. Painted Arabic numerals accompany blued steel hands on the silver barleycorn dial. A brown alligator leather strap with a calf leather underside fastens with a triple safety folding clasp and a push-piece opening mechanism. The dial has a date display and central seconds. Measuring 11.2 mm thick and 49.7 mm lug-to-lug, the case has a water-resistance rating of 30 metres.