L3.689.4.53.6Ref

HydroConquest models are diving watches par excellence, honoring those who have devoted themselves to conquering the oceans and open-sea aficionados. They meet strict requirements: 30 bar water resistance, unidirectional rotating bezel, screw-down case and screw-in crown, lateral crown protection, and double security clasp with integrated dive extension. These uncompromising safety features harmonize with the silent world, showcasing Longines' performance and elegance.