Longines HydroConquest HydroConquest 41 Automatic Stainless Steel - Yellow Gold / Black / Bracelet

Reference L3.781.3.56.7

About this watch

The Longines HydroConquest L3.781.3.56.7 is a masterpiece of watchmaking, blending elegance and functionality with its sleek design and impressive technical specifications. At the heart of this exceptional timepiece is the Longines caliber L888.5 automatic movement, offering hours, minutes, seconds, and date functions with a 64-hour power reserve. The watch features a striking black ceramic bezel with a rotating dive scale from 0 to 60, adding to its sporty aesthetic and functionality. Protected by a sapphire crystal, this robust timepiece is perfect for both diving adventures and everyday elegance. With its luxurious details and quality craftsmanship, the HydroConquest 41 truly stands out in a crowd, making it a worthy addition to any watch collection.
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Key Features

  • Automatic Longines caliber L888.5 movement
  • Stunning black ceramic bezel with rotating dive scale (0-60)
  • Durable sapphire crystal protection
  • Exceptional water resistance of 300m
  • Robust stainless steel construction with gold PVD coating
  • Luminous hands and markers for enhanced visibility
  • Certified chronometer meeting highest precision standards

Specifications

Brand
Longines
Family
HydroConquest
Model
HydroConquest 41 Automatic Stainless Steel - Yellow Gold / Black / Bracelet
Reference
L3.781.3.56.7
Movement
l888-5
Movement Features
  • Hours, Minutes, Seconds
  • Date
  • Chronometer
Case
41mm
Dial Color
Black
Crystal
Sapphire
Water Resistance
300

Current Listings

[WTS] Longines Hydroconquest GMT - Sunray Brown - 41mm- Full Kit - Excellent Condition

Longines Hydroconquest GMT - Sunray Brown - 41mm- Full Kit - Excellent Condition

A Longines Hydroconquest GMT 41mm with a sunray brown dial and ceramic bezel insert, featuring an updated bezel and quick-adjust bracelet. It has a true GMT movement that keeps excellent time.

  • Condition: Excellent
  • Case size: 41mm
  • Lug-to-lug: 49.2mm
  • Thickness: 12.8mm
Posted at
Mar 21, 2026, 12:28 PM
Active
[WTS] Longines Hydroconquest GMT 41mm L3.790.4.56.6

Longines Hydroconquest GMT 41mm L3.790.4.56.6

Longines - L3.790.4.56.6 · $1,750
A modern classic Longines Hydroconquest GMT in great condition, with a flawless glass and excellent case.

  • Condition: Pre-loved, great condition with typical bracelet wear
  • Case Size: 41mm
  • Bracelet Condition: typical wear
Posted at
Mar 18, 2026, 5:57 PM
Active
[WTS] Longines HydroConquest 41mm Two Tone $1750

Longines HydroConquest 41mm Two Tone $1750

Longines - HydroConquest · $1,750
Longines HydroConquest in a two-tone version, sold as-is.

  • 41mm diameter: case size
Posted at
Mar 18, 2026, 12:52 PM
Active
[WTS] Longines Hydroconquest Two-tone 41mm

Longines Hydroconquest Two-tone 41mm

This Longines Hydroconquest Two-Tone is a 41mm watch that comes with all its original components, including a blank card.

  • Condition: Absolutely beautiful condition!
  • Case size: 41mm
Posted at
Mar 16, 2026, 1:57 PM
Active
[WTS] Longines Hydroconquest GMT 41mm

Longines Hydroconquest GMT 41mm

The Longines Hydroconquest GMT is a blue-dialed watch featuring a GMT complication, housed in a 41mm case. It comes with a complete full set and eBay verification.

  • Condition: Pre-owned with minor wear
  • Case size: 41mm
  • Bracelet condition: Minor wear
Posted at
Mar 15, 2026, 5:06 PM
Active
[WTS] Longines HydroConquest GMT 41

Longines HydroConquest GMT 41

Longines - L3.790.4 · $1,875
A Longines HydroConquest GMT 41, featuring a GMT function and 41mm case size.

  • Condition: Pre-owned with minor cosmetic flaws
  • Case size: 41mm diameter
  • Water resistance: not specified
Posted at
Mar 11, 2026, 3:01 PM
Active
[WTS] Longines HydroConquest 41mm - $1200 Shipped

Longines HydroConquest 41mm - $1200 Shipped

Up for sale is my green Longines Hydroconquest 41, which I'm looking to replace with a Tudor Royal Date Day. The watch has been well taken care of and comes in excellent condition.

  • Condition: great condition with a small scratch on the AR coating
  • Bracelet condition: touched up
Posted at
Mar 10, 2026, 10:24 PM
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[WTS] 2025 Longines HydroConquest 39 - $950

2025 Longines HydroConquest 39 - $950

This is a 2025 Longines HydroConquest 39, a great everyday diver presented as a complete set. It has honest signs of wear and comes with a watch maxx kit, box, papers, and full links.

  • Condition: Good overall condition with visible signs of wear
  • Year: 2025
  • Included Accessories: Watch maxx kit,Box,Papers,Full links
  • Shipping Options: Buyer add $30 FedEx 2-Day Air or provide own label
Posted at
Mar 7, 2026, 5:21 PM
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