Longines HydroConquest HydroConquest 41 Automatic Stainless Steel / Rose Gold / Grey / Bracelet

Reference L3.781.3.78.7

About this watch

The Longines HydroConquest 41 Automatic is a masterpiece of watchmaking that beautifully marries style and functionality. Its striking grey dial adorned with rose gold accents creates a sophisticated yet sporty vibe, perfect for both underwater adventures and everyday wear. The watch's sleek design, robust features, and durable materials make it an excellent choice for water sports enthusiasts and those who appreciate fine craftsmanship. With its certified chronometer movement, 300-meter water resistance, and comfortable fit, this luxury watch is sure to impress. Whether you're a seasoned diver or just someone who appreciates the art of watchmaking, the HydroConquest 41 Automatic is an investment worth making.
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Key Features

  • Longines caliber L888.5 movement
  • 300-meter water resistance
  • Chronometer certified for accuracy
  • Durable stainless steel and ceramic materials
  • Rotating bezel with 0-60 dive scale
  • Comfortable 41.00 mm round case diameter
  • Luxurious PVD gold coating

Specifications

Brand
Longines
Family
HydroConquest
Model
HydroConquest 41 Automatic Stainless Steel / Rose Gold / Grey / Bracelet
Reference
L3.781.3.78.7
Movement
l888-5
Movement Features
  • Hours, Minutes, Seconds
  • Date
  • Chronometer
Case
41mm
Dial Color
Grey
Crystal
Sapphire
Water Resistance
300

Current Listings

[WTS] Longines Hydroconquest L3.742.4 Automatic 41mm Diver $700 OBO

Longines Hydroconquest L3.742.4 Automatic 41mm Diver $700 OBO

Longines - L3.742.4 · $700
This Longines Hydroconquest L3.742.4 is a 41mm automatic diver's watch that keeps time well and runs smoothly.

  • Condition: Good overall, with minor scratches on the bezel and case
  • Case Size: 41mm diameter
  • Movement Type: automatic
Posted at
Dec 24, 2025, 11:07 AM
Active
[WTS] Longines Hydroconquest Two Tone Ceramic Bezel Full Kit Mint on OEM Rubber

Longines Hydroconquest Two Tone Ceramic Bezel Full Kit Mint on OEM Rubber

Longines - L3.782.3.98.9 · $1,099
This is a two-tone Longines Hydroconquest with a radiant sunburst blue dial, featuring a 41mm version of the watch that's more wearable than its 43mm counterpart.

  • Condition: Mint on OEM rubber strap
  • Model size: 41mm diameter
  • Case material: two tone
  • Bezel type: ceramic
Posted at
Dec 22, 2025, 10:59 PM
Active
[WTS] Monta Oceanking 40 blue bezel black dial, 1 of 2 produced....Longines Hydroconquest 43 gray sunburst dial. Full sets. Thanks.

Monta Oceanking 40 blue bezel black dial, 1 of 2 produced....Longines Hydroconquest 43 gray sunburst dial. Full sets. Thanks.

Monta - Oceanking 40 · $1,850
This listing features a Monta Oceanking 40 with a blue bezel and black dial, one of two produced, as well as a Longines Hydroconquest 43 with a gray sunburst dial.

  • Condition: 9.5/10
  • Case size: 40mm
Posted at
Dec 18, 2025, 9:49 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