Longines HydroConquest HydroConquest 39 Automatic Stainless Steel / Black / Bracelet

Reference L3.741.4.56.6

About this watch

The Longines HydroConquest L3.741.4.56.6 is a statement of style, precision, and functionality. This rugged watch with a stunning black dial and robust stainless steel construction is designed to withstand the rigors of underwater adventures while maintaining a sophisticated look for everyday wear. The rotating bezel marked with a clear 0-60 scale adds utility and tactile feedback. At its heart lies the Longines caliber L888.2, a movement that speaks volumes about precision and reliability with a 65-hour power reserve and frequency of 25,200 vibrations per hour. With a water resistance of 300 meters, this watch is designed for serious divers and water enthusiasts. Its combination of aesthetics and functionality makes it a worthy addition to any collection.
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Key Features

  • 41mm Stainless Steel Case
  • Sapphire Glass
  • Rotating Dive Bezel (0-60 scale)
  • Longines Caliber L888.2 Movement
  • 65-hour Power Reserve
  • 300m Water Resistance
  • Adjustable Stainless Steel Bracelet

Specifications

Brand
Longines
Family
HydroConquest
Model
HydroConquest 39 Automatic Stainless Steel / Black / Bracelet
Reference
L3.741.4.56.6
Movement
l888-2
Movement Features
  • Hours, Minutes, Seconds
  • Date
Case
Stainless Steel 41mm
Dial Color
Black
Crystal
Sapphire
Water Resistance
300

Current Listings

[WTS] Reduced! Longines Hydroconquest 41mm ceramic, LNIB literally spotless

Reduced! Longines Hydroconquest 41mm ceramic, LNIB literally spotless

This is a 41mm Longines Hydroconquest with a blue dial and blue ceramic bezel. It has not been worn extensively and comes with the original box and papers.

  • Condition: Like new in box
  • Diameter: 41mm
  • Bezel material: blue ceramic
Posted at
Oct 18, 2025, 8:33 AM
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[WTS] Longines HydroConquest – Ceramic Bezel 39mm, 2029 Warranty

Longines HydroConquest – Ceramic Bezel 39mm, 2029 Warranty

A black dial Longines Hydroconquest Ceramic Bezel in 39mm size, bought new in October 2024.

  • Condition: Great condition on the case, crystal, and dial. Minor scratches from daily wear are visible on the bracelet and buckle.
  • Warranty Valid Until: October 2029
  • Size: 39mm
Posted at
Oct 16, 2025, 5:22 PM
Active
[WTS] Longines Hydroconquest 41

Longines Hydroconquest 41

Longines - L3.781.4.05.6 · $1,380
The Longines Hydroconquest 41 features a black dial and green ceramic bezel, comes with full kit, box, papers, warranty, and original purchase receipt.

  • Condition: essentially unworn
  • Shipping: CONUS only
Posted at
Oct 15, 2025, 8:12 PM
Active
[WTS] BNIB Longines HydroConquest

BNIB Longines HydroConquest

The Longines HydroConquest is a stylish and functional dive watch designed for everyday wear. It features a stainless steel case with a sleek design and a water-resistant construction.

  • Condition: Brand new in box (BNIB)
Posted at
Oct 15, 2025, 7:10 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