Longines Master Collection Moonphase

The Longines Master Collection Moonphase, reference L2.409.4.87.4, has a 34 mm round case in steel. The watch is set with diamonds and has a moon phase display. Measuring 11.1 mm thick and 41.7 mm lug-to-lug, the case has a water-resistance rating of 30 metres. 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, with several layers of anti-reflective coating on both sides. Polished silvered hands indicate the hours and minutes on the white mother-of-pearl dial. A beige alligator leather strap fastens with a triple safety folding clasp and a push-piece opening mechanism.