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

Reference L3.781.3.78.9

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

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] USA, Longines Hydroconquest, Ref L3.781.3.96.9

USA, Longines Hydroconquest, Ref L3.781.3.96.9

Longines - L3.781.3.96.9 · $3,000
  • Material: Stainless steel
Posted at
Oct 24, 2025, 9:01 PM
Active
View listing on r/WatchExchange
[WTS] Longines HydroConquest – Ceramic Bezel 39mm, 2029 Warranty

Longines HydroConquest – Ceramic Bezel 39mm, 2029 Warranty

Longines - L3.780.4.56.6 · $925
A black dial Longines Hydroconquest Ceramic Bezel in 39mm size, bought new in October 2024 and comes with a full kit.

  • Condition: Great condition with minor scratches on the bracelet and buckle
  • Size: 39mm diameter
  • Warranty Valid Until: October 2029
Posted at
Oct 23, 2025, 12:49 AM
Active
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[WTS] Reduced! Longines Hydroconquest 41mm ceramic, LNIB literally spotless

Reduced! Longines Hydroconquest 41mm ceramic, LNIB literally spotless

Longines - Hydroconquest 41mm ceramic · $1,050
This is a 41mm Longines Hydroconquest with a blue dial and blue ceramic bezel. It has not been worn extensively and comes with the original box and papers.

  • Condition: Like new in box
  • Diameter: 41mm
  • Bezel material: blue ceramic
Posted at
Oct 18, 2025, 8:33 AM
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[WTS] Longines HydroConquest – Ceramic Bezel 39mm, 2029 Warranty

Longines HydroConquest – Ceramic Bezel 39mm, 2029 Warranty

Longines - L3.780.4.56.6 · $950
A black dial Longines Hydroconquest Ceramic Bezel in 39mm size, bought new in October 2024.

  • Condition: Great condition on the case, crystal, and dial. Minor scratches from daily wear are visible on the bracelet and buckle.
  • Warranty Valid Until: October 2029
  • Size: 39mm
Posted at
Oct 16, 2025, 5:22 PM
Active
View listing on r/WatchExchange
[WTS] Longines Hydroconquest 41

Longines Hydroconquest 41

Longines - L3.781.4.05.6 · $1,380
The Longines Hydroconquest 41 features a black dial and green ceramic bezel, comes with full kit, box, papers, warranty, and original purchase receipt.

  • Condition: essentially unworn
  • Shipping: CONUS only
Posted at
Oct 15, 2025, 8:12 PM
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[WTS] BNIB Longines HydroConquest

BNIB Longines HydroConquest

Longines - HydroConquest
The Longines HydroConquest is a stylish and functional dive watch designed for everyday wear. It features a stainless steel case with a sleek design and a water-resistant construction.

  • Condition: Brand new in box (BNIB)
Posted at
Oct 15, 2025, 7:10 PM
Active
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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
View listing on RolexForums