Longines Master Collection Moonphase

The Longines Master Collection Moonphase, reference L2.409.4.87.2, has a 34 mm round case in steel. The watch is set with diamonds and has a moon phase display. Case dimensions include a thickness of 11.1 mm and a lug-to-lug length of 41.7 mm; water resistance is rated to 30 metres. Self-winding calibre L899.5 has up to 72 hours of power reserve and is visible through a transparent case back. Polished silvered hands indicate the hours and minutes on the white mother-of-pearl dial. A red alligator leather strap closes with a triple safety folding clasp and a push-piece opening mechanism. Over the dial is a scratch-resistant sapphire crystal, with several layers of anti-reflective coating on both sides.