Longines Master Collection GMT

The Longines Master Collection GMT, reference L2.844.6.71.2, is a GMT watch with a 40 mm case in 18 karat yellow gold. Applied Roman numerals and gilt hands appear on the opaline ivory dial. The case measures 10.4 mm thick and 46.9 mm lug-to-lug, with water resistance rated to 30 metres. Self-winding calibre L844.5 provides up to 72 hours of power reserve and is visible through a transparent case back. A scratch-resistant sapphire crystal has several layers of anti-reflective coating on both sides. A grey alligator leather strap with a calf leather underside fastens with a yellow gold pin buckle.