Longines HydroConquest HydroConquest 44 Automatic Stainless Steel / Black / Bracelet

Reference L3.841.4.56.6

About this watch

The Longines HydroConquest 44 Automatic is a prime contender for watches that seamlessly blend style with functionality. This watch offers an impressive combination of features that cater to both aesthetics and practicality, making it a popular choice among divers and watch aficionados alike. The HydroConquest collection embodies the spirit of adventure and exploration, with a robust design and reliable functionality that stands out from other timepieces. With its large 44mm case diameter and sleek stainless steel finish, this watch commands attention without being overly flashy. The black dial is adorned with mixed indexes and proprietary hands that enhance readability, while the luminous markers ensure that you can tell the time even in low-light conditions. At the core of the HydroConquest 44 is the Longines caliber L888.2 automatic movement, boasting a 65-hour power reserve and operating at a frequency of 25,200 vibrations per hour. This watch isn't just about looks; it's built for performance, covering all the basics with features like hours, minutes, seconds, and a date function. One of the standout features is its impressive water resistance of up to 300 meters, making it suitable for professional diving and allowing you to track dive times accurately. The rotating bezel further enhances its functionality, while the stainless steel bracelet is sturdy yet comfortable, fitting snugly on the wrist without feeling overly tight.
Buy Now on Jomashop
This is an affiliate link

Key Features

  • 44mm Stainless Steel Case
  • Black Rotating Bezel with 0-60 Markings (Dive)
  • Sapphire Glass for Scratch Resistance
  • Longines Caliber L888.2 Automatic Movement
  • 65-Hour Power Reserve and 25,200 VPH Frequency
  • Water Resistance up to 300 Meters (Diving Depth)
  • Date Function and Rotating Bezel for Accurate Dive Timing

Specifications

Brand
Longines
Family
HydroConquest
Model
HydroConquest 44 Automatic Stainless Steel / Black / Bracelet
Reference
L3.841.4.56.6
Movement
l888-2
Movement Features
  • Hours, Minutes, Seconds
  • Date
Case
Stainless Steel 44mm
Dial Color
Black
Crystal
Sapphire
Water Resistance
300

Current Listings

[WTS] (Longines) (2026 Hydroconquest 42) Full 5 Year Warranty, LNIB

(Longines) (2026 Hydroconquest 42) Full 5 Year Warranty, LNIB

This newly released Longines Hydroconquest is a large watch with exceptional fit and finish. It comes in its original packaging with a full kit and warranty.

  • Condition: LNIB (Like New In Box)
  • Case size: 42mm
  • Water resistance: not specified
Posted at
Apr 13, 2026, 2:48 PM
Active
[WTS] Longines Hydroconquest 43mm Full Black Ceramic Ref L3.784.4.56.9 MINT Full Kit $2500

Longines Hydroconquest 43mm Full Black Ceramic Ref L3.784.4.56.9 MINT Full Kit $2500

Longines - L3.784.4.56.9 · $2,500
This Longines HydroConquest features a unique full black ceramic aesthetic with a sleek and stealthy design, while maintaining refined and versatile qualities. The watch boasts excellent scratch resistance, legible dial, and comfortable daily wear.

  • Condition: MINT
  • Case diameter: 43mm
  • Thickness: 13mm
  • Lug-to-lug length: 56mm
Posted at
Apr 10, 2026, 8:26 PM
Active
[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
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