Longines HydroConquest

The Longines HydroConquest, reference L3.779.4.70.6, is a dive watch with a 39 mm round case in steel. Polished silvered hands appear alongside applied indexes on the black lacquered polished dial. Case dimensions include a thickness of 11.7 mm and a lug-to-lug length of 48.1 mm; water resistance is rated to 300 metres. Over the dial is a scratch-resistant sapphire crystal, with several layers of anti-reflective coating on both sides. A strap closes with a double security folding clasp with a micro adjustment system. The dial incorporates a date display and central seconds. Self-winding calibre L888.5 has up to 72 hours of power reserve.