Longines HydroConquest HydroConquest 41 Automatic PVD / Grey / Bracelet / USA

Reference L3.742.2.76.6

About this watch

The Longines HydroConquest 41 Automatic PVD is a masterpiece that checks all the right boxes. From its stunning design to its robust functionality, it's a watch that not only tells time but also tells a story. The 41mm diameter feels just right on the wrist, with a deep, rich black color and captivating grey dial. The rotating bezel is designed for diving, allowing you to track elapsed time underwater. With a power reserve of 65 hours and precision frequency of 25,200 vibrations per hour, this movement is known for its reliability. Longines has made sure that the HydroConquest is constructed for durability, with a stainless steel case coated with PVD and sapphire crystal glass. This watch embodies the spirit of exploration while maintaining a level of sophistication that is hard to match.
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Key Features

  • 41mm diameter
  • 300-meter water resistance
  • Longines caliber L888.2 movement
  • PVD-coated stainless steel case
  • Sapphire crystal glass
  • Rotating 0-60 dive bezel

Specifications

Brand
Longines
Family
HydroConquest
Model
HydroConquest 41 Automatic PVD / Grey / Bracelet / USA
Reference
L3.742.2.76.6
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 Commonwealth 39mm BNIB

Longines Hydroconquest Commonwealth 39mm BNIB

The Longines Hydroconquest Commonwealth is a limited edition watch from 2026, available in 39mm size. It comes with inner and outer boxes, tags, papers, and warranty.

  • Condition: Brand New In Box (BNIB)
  • Case size: 39mm
  • Limited edition: 2026
Posted at
May 12, 2026, 6:50 PM
Active
[WTS] Longines Hydroconquest 39mm Limited Edition Commonwealth Games Mint

Longines Hydroconquest 39mm Limited Edition Commonwealth Games Mint

Longines - L3.779.4.09.9 $2,950
A limited edition Longines Hydroconquest, purchased just a week ago and still under warranty.

  • Condition: Mint
  • Case Size: 39mm
  • Limited Edition Quantity: 2026 pieces
  • Warranty Length: five years
Posted at
May 12, 2026, 4:37 PM
Active
[WTS] Longines HydroConquest 39mm Automatic Black Ceramic Bezel + Bracelet + WOE NATO - $750

Longines HydroConquest 39mm Automatic Black Ceramic Bezel + Bracelet + WOE NATO - $750

This Longines HydroConquest is an excellent daily-wear diver with great proportions and comfortable sizing, featuring a black dial and ceramic bezel. The watch is running well and keeping great time.

  • Condition: Excellent daily-wear, shows wear from use on the bracelet
  • Case Size: 39mm diameter
  • Bracelet Type: black ceramic bezel + bracelet + WOE NATO
Posted at
May 12, 2026, 4:18 PM
Active
[WTS] Longines Hydroconquest Quartz Two Tone L3.740.3.56.7 - $600 馃殺

Longines Hydroconquest Quartz Two Tone L3.740.3.56.7 - $600 馃殺

Longines - L3.740.3.56.7 $600
A quartz-powered diver's watch from Longines, featuring a black dial and two-tone yellow gold PVD finish on the 41mm case.

  • Condition: Good (light scratches)
  • Case size: 41mm
  • Material: two tone yellow gold PVD
  • Movement: quartz
Posted at
May 10, 2026, 5:48 PM
Active
[WTS] Longines Hydroconquest 43mm (updated pictures)

Longines Hydroconquest 43mm (updated pictures)

Longines - L3.782.4.56.6 $1,260
This Longines Hydroconquest 43mm features a black dial on a stainless steel bracelet and has been worn only 4-6 times since its purchase. It comes with a full set, including the box, tags, warranty cards, and is still under Jomashop's 2-year warranty.

  • Condition: Fantastic, worn 4-6 times
  • Case size: 43mm
  • Lug to lug: 53mm
  • Thickness: 11.90mm
Posted at
May 9, 2026, 4:10 PM
Active
[WTS] (brand new) Longines HydroConquest 39mm - $1800 shipped

(brand new) Longines HydroConquest 39mm - $1800 shipped

Longines - HydroConquest $1,800
This brand new Longines HydroConquest features a black dial, stainless steel case and bracelet, sapphire crystal with anti-reflective coating, and is powered by the L888.4 automatic movement.

  • Condition: Unworn
  • Case material: stainless steel
  • Bracelet material: stainless steel
  • Water resistance: 300m
Posted at
May 9, 2026, 1:11 PM
Active
[WTS] 2026 Longines HydroConquest 39mm - Black Ceramic - Newest Release - Full Set

2026 Longines HydroConquest 39mm - Black Ceramic - Newest Release - Full Set

Longines - L3.779.4.56.6 $1,900
The newly redesigned Longines HydroConquest in the highly sought-after 39mm size, featuring a refined dial and upgraded bracelet.

  • Condition: Excellent Used Condition
  • Size: 39mm diameter
  • Thickness: ~11.9mm
  • Lug-to-lug length: 47mm
Posted at
May 7, 2026, 8:43 PM
Active
[WTS] Longines Hydroconquest 43mm L3.782.4.56.6-3 weeks owned.

Longines Hydroconquest 43mm L3.782.4.56.6-3 weeks owned.

Longines - L3.782.4.56.6 $1,350
A Longines Hydroconquest 43mm watch on a black dial with a stainless steel bracelet, now on an Ali Rubber strap.

  • Condition: Mint condition, worn approximately 5 times
  • Case size: 43mm diameter
  • Lug to lug: 53mm
  • Thickness: 11.90mm
Posted at
May 7, 2026, 4:43 AM
Active
[WTS] Longines Hydroconquest Quartz Two Tone L3.740.3.56.7 - $600 馃殺

Longines Hydroconquest Quartz Two Tone L3.740.3.56.7 - $600 馃殺

Longines - L3.740.3.56.7 $600
This Longines Hydroconquest is a 41mm two-tone diver's watch with a quartz movement.

  • Condition: Used with light scratches
  • Size: 41mm diameter
Posted at
May 6, 2026, 9:43 PM
Active