Longines HydroConquest Hydroconquest Automatic 41 Blue

Reference L3.642.4.96.6

About this watch

The Longines Hydroconquest Automatic 41 Blue embodies the perfect blend of style and functionality, featuring a stunning blue dial, robust stainless steel case, and reliable automatic movement. Its rotating bezel with 0-60 markings makes it ideal for divers, while its comfortable design allows for easy wear in both formal and casual settings. With its impressive 300m water resistance and lightweight construction, this watch is perfect for those who love the water. The Hydroconquest's exceptional build quality, combined with Longines' reputation for craftsmanship, make it a standout choice for any watch enthusiast. Whether you're timing a dive or just need to keep track of your schedule, this watch delivers excellent accuracy and reliability. Its versatile design allows it to transition seamlessly from beach to town, making it the ultimate companion for adventurous spirits. With its stunning blue dial, robust build, and reliable movement, the Longines Hydroconquest Automatic 41 Blue is a true gem in the world of luxury watches.
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Key Features

  • 41mm stainless steel case
  • Rotating bezel with 0-60 markings
  • 300m water resistance
  • Longines caliber L633.5 automatic movement
  • Sapphire glass crystal
  • Date function at 3 o'clock
  • Luminous hands and markers

Specifications

Brand
Longines
Family
HydroConquest
Model
Hydroconquest Automatic 41 Blue
Reference
L3.642.4.96.6
Movement
l633-5
Movement Features
  • Hours, Minutes, Seconds
  • Date
Case
Stainless Steel 41mm
Dial Color
Blue
Crystal
Sapphire
Water Resistance
300

Current Listings

[WTS] Longines Hydroconquest GMT | 41mm | Sunburst Brown | Excellent Condition

Longines Hydroconquest GMT | 41mm | Sunburst Brown | Excellent Condition

This Longines Hydroconquest GMT is a refresh of the well-loved hydroconquest line range, featuring a new quick-adjust bracelet and updated bezel with brown ceramic insert. The sunray dial looks incredible in all lighting conditions, especially when exposed to sunlight.

  • Condition: Excellent
  • Case size: 41mm diameter
  • Lug to lug: 49.2mm
  • Thickness: 12.8mm
Posted at
Apr 8, 2026, 5:34 PM
Active
[WTS] Longines Hydroconquest GMT 41mm

Longines Hydroconquest GMT 41mm

Beautiful Longines Hydroconquest GMT with a 41mm case, included in the sale are extra links, warranty card, and original packaging.

  • Condition: very good condition
  • Water Resistance: not specified
  • Warranty Years: 2
Posted at
Apr 2, 2026, 5:00 PM
Active
[WTS] Longines Hydroconquest Green Dial Black Bezel

Longines Hydroconquest Green Dial Black Bezel

Longines - Hydroconquest · $1,250
  • Condition: Perfect
  • Year Of Purchase: August 2025
  • Crown And Buckle Straps: 2 additional
  • Shipping Info: US only
Posted at
Apr 1, 2026, 9:51 AM
Active
[WTS] Longines Hydroconquest GMT - 41mm - Sunray Brown - Box and Papers - Excellent Condition

Longines Hydroconquest GMT - 41mm - Sunray Brown - Box and Papers - Excellent Condition

The Longines Hydroconquest GMT features a 41mm stainless steel case, a true GMT movement, and a brown sunray dial with a brown ceramic bezel insert. It has a quick-adjust bracelet and a sapphire crystal with anti-reflective coating.

  • Condition: Excellent, some minor hairline scratches on the bracelet
  • Case size: 41mm
  • Lug width: 21mm
  • Thickness: 12.8mm
Posted at
Mar 31, 2026, 1:25 PM
Active
Longines HydroConquest, L3.781.4.06.9, Steel Diver, Olive, Excellent Condition.

Longines HydroConquest, L3.781.4.06.9, Steel Diver, Olive, Excellent Condition.

Longines - L3.781.4.06.9 · $1,095
This Longines HydroConquest is a steel diver's watch with an olive green matte dial and a unidirectional rotating ceramic bezel. The stainless steel case measures 41mm in diameter and has a water resistance of up to 300 meters.

  • Condition: Excellent Condition
  • Case Diameter: 41mm
  • Thickness: 11.9mm
  • Bezel Type: Unidirectional rotating Green Ceramic
Posted at
Feb 5, 2025, 2:47 AM
Active