​The Longines HydroConquest L3.781.4.76.9 embodies luxury and performance with its 41 mm stainless steel case, unidirectional rotating bezel, and sunray grey dial featuring silvered polished hands and applied Arabic numerals and indexes enhanced with Swiss Super-LumiNova®. Powered by the self-winding mechanical movement L888, it offers a 72-hour power reserve. Water-resistant up to 30 bar (300 meters), this timepiece is complemented by a grey rubber strap with a double safety folding clasp and push-piece opening mechanism.