Longines HydroConquest HydroConquest 41 Automatic Stainless Steel / Black / Bracelet

Reference L3.742.4.56.6

About this watch

The Longines HydroConquest L3.742.4.56.6 is a stunning timepiece that effortlessly blends style and functionality. At its heart lies the reliable Longines caliber L888.2 movement, boasting a 65-hour power reserve and impressive water resistance of up to 300 meters. This robust design is built to last, with a high-quality stainless steel case and scratch-resistant sapphire crystal. The rotating bezel adds a sporty touch, while luminous hour indexes and hands ensure readability in any lighting condition. Whether you're snorkeling or simply dressing for a night out, this watch is the perfect companion. Its elegant design paired with robust functionality makes it suitable for both casual and formal settings. With its impressive water resistance, comfortable fit, and stylish design, the Longines HydroConquest L3.742.4.56.6 is an excellent choice for anyone looking to invest in a high-quality timepiece.
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Key Features

  • Longines caliber L888.2 movement
  • Impressive water resistance of up to 300 meters
  • High-quality stainless steel case
  • Scratch-resistant sapphire crystal
  • Rotating bezel with 0-60 dive function
  • Luminous hour indexes and hands for readability
  • Stylish black dial design

Specifications

Brand
Longines
Family
HydroConquest
Model
HydroConquest 41 Automatic Stainless Steel / Black / Bracelet
Reference
L3.742.4.56.6
Movement
l888-2
Movement Features
  • Hours, Minutes, Seconds
  • Date
Case
Stainless Steel 41mm
Dial Color
Black
Crystal
Sapphire
Water Resistance
300

Current Listings

[WTS] Longines Hydroconquest GMT, Ref: L3.790.4.96.6, 41mm

Longines Hydroconquest GMT, Ref: L3.790.4.96.6, 41mm

Longines - L3.790.4.96.6 · $1,825
The Longines Hydroconquest GMT features a stainless steel case with blue ceramic bezel and a blue dial.

  • Condition: preowned with minor desk rash on bracelet
  • Case size: 41mm diameter
  • Bezel material: blue ceramic
  • Bracelet material: stainless steel
Posted at
Nov 30, 2025, 4:59 PM
Active
[WTS] Longines HydroConquest Automatic 43mm Date l3.782.4.96.6

Longines HydroConquest Automatic 43mm Date l3.782.4.96.6

Longines - L37824-966 · $960
A Longines HydroConquest 43mm Automatic in blue with ceramic, unidirectional rotating bezel, a solid stainless steel case, and water resistance up to 300 meters.

  • Condition: Excellent, used maybe 5 times since new
  • Case size: 43mm diameter
  • Depth rating: 300m
Posted at
Nov 30, 2025, 12:17 PM
Active
[WTS] Longines Hydroconquest 41mm Sunray Grey Ref L3.782.4.76.6 Full Kit plus extra strap $950

Longines Hydroconquest 41mm Sunray Grey Ref L3.782.4.76.6 Full Kit plus extra strap $950

The Longines HydroConquest features a stunning sunray grey dial that shifts beautifully under light, giving it a sleek, modern look that works equally well dressed up or down. The watch wears comfortably at 41mm and the proportions make it a great everyday piece that still feels special on the wrist.

  • Condition: Great shape overall, with only light surface wear on the case and bracelet
  • Case size: 41mm diameter
  • Lug to lug length: 51mm
  • Thickness: 11.9mm
Posted at
Nov 29, 2025, 11:32 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