Longines Master Collection

The Longines Master Collection, reference L2.793.4.78.3, has a 40 mm round case in steel. The silver barleycorn dial has painted Arabic numerals and blued steel hands. The case measures 9.35 mm thick and 46.8 mm lug-to-lug, with water resistance rated to 30 metres. Self-winding calibre L888.5 provides up to 72 hours of power reserve and is visible through a transparent case back. A scratch-resistant sapphire crystal covers the dial. A brown alligator leather strap with a calf leather underside closes with a triple safety folding clasp and a push-piece opening mechanism. The dial includes a date display and central seconds.