L3.740.3.56.7Ref

As diving watches par excellence, the HydroConquest models pay tribute to ocean conquerors and open-sea enthusiasts. They satisfy rigorous diving standards with 30-bar (300-meter) water resistance, a unidirectional rotating bezel, screw-down case and crown, lateral crown guards, and a double-security folding clasp with integrated extension. These uncompromising safety assurances blend with the serene underwater world, embodying a distinctive Longines mix of performance and elegance.