Longines HydroConquest HydroConquest 41 Automatic Stainless Steel / Ceramic / Black / Rubber

Reference L3.781.4.56.9

About this watch

The Longines HydroConquest 41 Automatic is a statement piece that combines elegance with functionality, boasting a robust design and professional diving capabilities. Its striking black ceramic bezel paired with a stainless steel body screams luxury while still being rugged enough for underwater adventures. The round shape and 41mm diameter make it a perfect fit for most wrists, providing a comfortable yet commanding presence. At the heart of this timepiece lies the Longines Caliber L888.2 automatic movement, boasting a power reserve of 65 hours and designed to withstand the rigors of both land and sea. With a water resistance of up to 300 meters, it's a serious contender for any diving enthusiast. The watch is constructed from stainless steel and ceramic, built to last with sapphire glass adding an extra layer of protection against scratches and shattering.
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Key Features

  • 41mm diameter stainless steel case
  • Black ceramic bezel with rotating 0-60 scale
  • Longines Caliber L888.2 automatic movement
  • 65-hour power reserve
  • 300-meter water resistance
  • Sapphire glass crystal
  • Rubber strap with 21mm lug width

Specifications

Brand
Longines
Family
HydroConquest
Model
HydroConquest 41 Automatic Stainless Steel / Ceramic / Black / Rubber
Reference
L3.781.4.56.9
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 Quartz Two Tone L3.740.3.56.7 - $600 🚢

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

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
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