Longines HydroConquest HydroConquest 41 Automatic PVD / Black / Bracelet / Japan

Reference L3.742.2.56.6

Longines HydroConquest 41 Automatic PVD / Black / Bracelet / Japan

About this watch

The Longines HydroConquest 41 Automatic PVD / Black / Bracelet / Japan is a masterpiece of luxury watchmaking. This limited edition timepiece combines sophistication with robust functionality, making it the perfect companion for both diving enthusiasts and everyday wearers. The round case exudes elegance, while the black PVD coating adds a touch of sportiness. The 41mm diameter strikes the perfect balance between presence and wearability, ensuring that this watch will turn heads in any setting. The dial is a rich black that enhances visibility, with stick and dot indexes providing clarity whether you’re under the sea or on land. The proprietary hands glide smoothly across the dial, making it easy to tell the time at a glance. One of the highlights of any diving watch is its bezel, and the HydroConquest doesn’t disappoint. The 0-60 rotating bezel is perfect for timing dives, allowing you to track your underwater adventures with ease. The tactile feel of the bezel adds to the overall experience, making it a joy to use. At the heart of this watch lies the Longines caliber L888.2, an automatic movement that promises reliability and precision. Boasting a 65-hour power reserve, this timepiece will keep ticking even if you take it off for a weekend getaway. The stainless steel case combined with the PVD coating gives it extra durability, making it a reliable companion for any adventure. With a water resistance of 300 meters, you can take this beauty on your next diving expedition without a second thought. Whether you’re scaling mountains or navigating a crowded city, the sapphire crystal will protect your timepiece from unsightly scratches. The stylish bracelet complements its bold design, ensuring that this watch sits snugly on your wrist without being too tight or loose.

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Key Features

41mm diameter stainless steel case with PVD coating
Longines caliber L888.2 automatic movement
Sapphire crystal for scratch resistance
300m water resistance
Rotating 0-60 dive bezel
Limited edition of 500 units
Stylish black dial with stick and dot indexes

Specifications

Brand

Longines

Family

HydroConquest

Model

HydroConquest 41 Automatic PVD / Black / Bracelet / Japan

Reference

L3.742.2.56.6

Movement

l888-2

Movement Features

Hours, Minutes, Seconds
Date

Case

Stainless Steel 41mm

Dial Color

Black

Crystal

Sapphire

Water Resistance

300

Current Listings

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

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(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

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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

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Longines Hydroconquest GMT 41mm

Longines - Hydroconquest GMT 41mm · $1,875

A black dial Longines Hydroconquest GMT watch with a 41mm case size, comes complete with a full set including a dated warranty card.

Condition: Pre-owned, minor signs of wear
Diameter: 41mm
Case material: unknown
Band: no details provided

Posted at

May 7, 2026, 3:36 PM

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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

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

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

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2025 Longines Hydroconquest 41mm Ref: L37814056

Longines - L37814056 · $1,300

This listing is for a 2025 Longines Hydroconquest 41mm watch, featuring an automatic self-winding caliber L888.5, unidirectional green ceramic bezel, and 300M water resistance.

Condition: Like new with some minor marks on the bracelet and buckle
Case size: 41mm
Bracelet type: Stainless steel
Water resistance: 300m depth rating

Posted at

May 6, 2026, 8:37 PM

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Longines Hydroconquest 42 mm “Green” 2026

Longines - Hydroconquest 42mm · $1,800

Up for sale is one of my new Longines Hydroconquest 42mm watches, I purchased several but find myself gravitating towards other models.

Condition: New
Case size: 42mm diameter

Posted at

May 6, 2026, 7:28 PM

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(Longines) (2026 Hydroconquest 39mm Commonwealth) Brand New and Unworn

Longines - L3.779.4.09.9 · $2,650

This is a Limited Edition Hydroconquest Commonwealth Games watch from Longines, purchased brand new from an authorized dealer and still under warranty.

Case diameter: 39mm
Box condition: great condition with exception of price sticker on outer box

Posted at

May 6, 2026, 5:30 PM

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