The Longines HydroConquest Ref. L3.779.4.96.6 is a 42mm stainless steel dive watch featuring a blue sunray dial paired with a matching blue ceramic unidirectional diving bezel. Applied markers, luminous hands and indexes, and a stainless steel bracelet complete the classic HydroConquest configuration.

Power comes from the Longines Calibre L888 automatic movement, providing approximately 72 hours of power reserve. The watch features a sapphire crystal, screw-down crown, and 300 meters of water resistance.

This 2026 example comes as a full set and remains in excellent pre-owned condition with only minimal signs of normal wear.

Model: Longines HydroConquest
Reference: L3.779.4.96.6
Year: 2026
Case Size: 42mm
Case Material: Stainless Steel
Movement: Longines Calibre L888 Automatic
Power Reserve: Approximately 72 Hours
Crystal: Sapphire Crystal
Dial: Blue Sunray
Bezel: Blue Ceramic Unidirectional Diving Bezel
Water Resistance: 300 Meters
Bracelet: Stainless Steel
Includes: Full Set
Condition: Excellent Pre-Owned Condition with Minimal Signs of Wear