Longines Master Collection

The Longines Master Collection, reference L2.793.4.92.6, has a 40 mm round case in steel. Polished silvered hands appear alongside applied indexes on the sunray blue dial. Case dimensions include a thickness of 9.35 mm and a lug-to-lug length of 46.8 mm; water resistance is rated to 30 metres. Self-winding calibre L888.5 has up to 72 hours of power reserve and is visible through a transparent case back. A steel bracelet closes with a triple safety folding clasp and a push-piece opening mechanism. The dial incorporates a date display and central seconds. Over the dial is a scratch-resistant sapphire crystal.