The Longines HydroConquest Automatic 39 mm is built for demanding conditions, combining durability with a refined technical aesthetic. Its stainless steel case and unidirectional ceramic bezel highlight its diving functionality.
Powered by an automatic movement with a monocrystalline silicon balance spring, it offers approximately 72 hours of power reserve. The black lacquered dial adds depth, while Super-LumiNova® ensures clear readability in all conditions.
39 mm stainless steel case with ceramic bezel
Automatic movement with 72-hour power reserve
Monocrystalline silicon balance spring
Sapphire crystal with double anti-reflective coating
Water-resistant to 30 bar
The screw-down crown and bracelet with double folding clasp and micro-adjustment system provide security and comfort for active use.
