Longines PrimaLuna

The Longines PrimaLuna, reference L8.123.4.07.6, has a 30 mm round case in steel. The watch is set with diamonds. The case is 9.5 mm thick and 37 mm lug-to-lug, with water resistance rated to 30 metres. A scratch-resistant sapphire crystal covers the hour and minute display, with several layers of anti-reflective coating on both sides. Polished silvered hands indicate the hours and minutes on the vivid green mother-of-pearl dial. A steel bracelet fastens with a triple safety folding clasp and a push-piece opening mechanism. A date display and central seconds appear on the dial. Self-winding calibre L592.5 provides up to 45 hours of power reserve and is visible through a transparent case back.