Longines HydroConquest Hydroconquest Chronograph

Reference L3.665.4.76.2

About this watch

The Longines Hydroconquest Chronograph (L3.665.4.76.2) is a masterpiece of luxury watchmaking, blending tradition with modernity to create a timepiece that's both elegant and robust. Its stainless steel case measures 48mm in diameter, making it a bold statement on the wrist. The sophisticated silver dial features luminescent markers and proprietary hands, adding a unique touch to its overall aesthetic. This chronograph is powered by the renowned ETA Caliber 7753 movement, boasting a 42-hour power reserve and 28,800 vibrations per hour. With a water resistance rating of 300 meters, it's perfect for diving enthusiasts or anyone who enjoys aquatic adventures. The rotating bezel allows you to track elapsed time during dives, while the sapphire glass protects the watch from scratches and exposure to elements. The stainless steel bracelet complements the watch's design and maximizes comfort, making it suitable for all-day wear. Whether you're an adventurer or a professional looking to add a touch of luxury to your wardrobe, this watch is a great fit. It's versatile enough to transition from beach days to black-tie events effortlessly.
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Key Features

  • Stainless Steel Case
  • Sapphire Glass
  • ETA Caliber 7753 Movement

Specifications

Brand
Longines
Family
HydroConquest
Model
Hydroconquest Chronograph
Reference
L3.665.4.76.2
Movement
7753
Movement Features
  • Hours, Minutes, Small Seconds
  • Date
  • Chronograph
Case
Stainless Steel 48mm
Dial Color
Silver
Crystal
Sapphire
Water Resistance
300

Current Listings

[WTS] 2024 Longines HydroConquest 43mm Black Ceramic L3.782.4

2024 Longines HydroConquest 43mm Black Ceramic L3.782.4

Longines - L3.782.4 · $999
A 2024 Longines HydroConquest watch with a black ceramic case and 43mm diameter.

  • Case material: black ceramic
  • Case size: 43mm diameter
  • Year of manufacture: 2024
Posted at
Jan 16, 2026, 3:58 PM
Active
[WTS] Longines HydroConquest Grey L3.780.3.78.6 - $1199

Longines HydroConquest Grey L3.780.3.78.6 - $1199

Longines - L3.780.3.78.6 · $1,199
This Longines HydroConquest is a gray automatic dive watch featuring a 39mm case size, 48mm lug to lug length, and L888 movement.

  • Condition: Used
  • Case size: 39mm diameter
  • Lug to lug length: 48mm
Posted at
Jan 13, 2026, 5:36 AM
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