Longines Flagship Heritage Moonphase

The Longines Flagship Heritage Moonphase, reference L4.815.4.09.2, has a 38.5 mm round case in steel. The watch has a moon phase display. Case dimensions include a thickness of 11.9 mm and a lug-to-lug length of 46.3 mm; water resistance is rated to 30 metres. Self-winding calibre L899.5 has up to 72 hours of power reserve. Over the dial is a scratch-resistant sapphire crystal, with several layers of anti-reflective coating on both sides. Gilt hands appear alongside applied indexes on the red dial. The dial incorporates a date display and central seconds. A black alligator leather strap with a calf leather underside closes with a pin buckle.