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

Reference L3.781.3.78.9

About this watch

The Longines HydroConquest 41 Automatic is a stunning blend of modern technology and classic watchmaking, featuring a striking grey dial accented by rose gold elements on a high-quality stainless steel case with PVD gold coating. This reliable timepiece boasts a robust self-winding movement, the Longines caliber L888.5, which showcases the brand's commitment to precision and reliability. With its impressive 64-hour power reserve, chronometer certification, and silicon balance spring, this watch is designed for serious diving and everyday wear. The rotating bezel allows divers to track their time underwater accurately, while the rubber strap provides comfort and flexibility. Whether you're hitting the beach or a business meeting, this versatile watch pairs well with both casual and formal attire.
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Key Features

  • 41 mm round stainless steel case
  • Grey dial with rose gold accents
  • Rotating ceramic bezel
  • Water resistance of 300 meters
  • Longines caliber L888.5 self-winding movement
  • Chronometer certification for accuracy
  • 64-hour power reserve

Specifications

Brand
Longines
Family
HydroConquest
Model
HydroConquest 41 Automatic Stainless Steel / Rose Gold / Grey / Rubber
Reference
L3.781.3.78.9
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