Longinest Hydroconquest Automatic – L3.779.4.90.6

The Longines HydroConquest L3.779.4.90.6 is a precision-built 39mm automatic dive watch that seamlessly blends performance, durability, and modern design. Crafted from stainless steel with a scratch-resistant ceramic bezel, this timepiece is engineered for both everyday wear and underwater reliability. Its unidirectional rotating bezel, screw-in crown, and screw-down case back ensure exceptional water resistance up to 300 meters (30 bar), making it a dependable companion for professional diving and aquatic adventures.

At its core, the watch features a self-winding mechanical movement beating at 25,200 vibrations per hour, equipped with a monocrystalline silicon balance spring for enhanced accuracy and resistance to magnetic fields. With an impressive power reserve of up to 72 hours, it delivers consistent performance over extended wear.

The black lacquered dial offers a sleek, high-contrast aesthetic, enhanced by Swiss Super-LumiNova® for superior legibility in low-light conditions. A scratch-resistant sapphire crystal with multi-layer anti-reflective coating ensures optimal clarity. Completing the design is a stainless steel bracelet with a double folding clasp and micro-adjustment system for a secure, comfortable fit.