Longines La Grande Classique de Longines

The La Grande Classique de Longines, reference L4.908.4.97.6, has a 36 mm round case in steel. The watch is set with diamonds. Self-winding calibre L591.5 has up to 45 hours of power reserve and is visible through a transparent case back. Over the dial is a scratch-resistant sapphire crystal. Polished silvered hands indicate the hours and minutes on the sunray blue dial. A steel bracelet closes with a triple safety folding clasp and a push-piece opening mechanism. Case dimensions include a thickness of 7.6 mm and a lug-to-lug length of 41.5 mm; water resistance is rated to 30 metres.