Longines HydroConquest Hydroconquest Chronograph Quartz

Reference L3.650.4.56.6

About this watch

The Longines HydroConquest Chronograph Quartz L3.650.4.56.6 is a statement timepiece that combines elegance and sporty flair. With its sleek black dial, stainless steel case, and robust quartz movement based on the ETA 251.262, this watch is both striking and sophisticated. The chronograph feature allows you to time events with ease, while the integrated date function ensures you'll never lose track of the day. With a water resistance of up to 300 meters (or 1000 feet) and scratch-resistant sapphire glass, this watch is built for all-day wear, whether you're at the office or exploring the great outdoors. The Hydroconquest comes with a stainless steel bracelet that complements its sporty yet elegant design, providing durability and comfort. As a quartz watch, it offers remarkable accuracy, with a battery life that can last several years. This is an investment that will serve you well for years to come.
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Key Features

  • 41mm diameter stainless steel case
  • Sapphire crystal scratch-resistant glass
  • Quartz movement based on ETA 251.262
  • Chronograph function with date display
  • 300m water resistance (1000ft)
  • Stainless steel bracelet with adjustable links

Specifications

Brand
Longines
Family
HydroConquest
Model
Hydroconquest Chronograph Quartz
Reference
L3.650.4.56.6
Movement
l541
Movement Features
  • Hours, Minutes, Small Seconds
  • Date
  • Chronograph
Case
Stainless Steel 41mm
Dial Color
Black
Crystal
Sapphire
Water Resistance
300

Current Listings

[WTS] Longines Hydroconquest 43mm Full Black Ceramic Ref L3.784.4.56.9 MINT Full Kit $2500

Longines Hydroconquest 43mm Full Black Ceramic Ref L3.784.4.56.9 MINT Full Kit $2500

Longines - L3.784.4.56.9 · $2,500
This Longines HydroConquest features a unique full black ceramic aesthetic with a sleek and stealthy design, while maintaining refined and versatile qualities. The watch boasts excellent scratch resistance, legible dial, and comfortable daily wear.

  • Condition: MINT
  • Case diameter: 43mm
  • Thickness: 13mm
  • Lug-to-lug length: 56mm
Posted at
Apr 10, 2026, 8:26 PM
Active
[WTS] Longines Hydroconquest GMT | 41mm | Sunburst Brown | Excellent Condition

Longines Hydroconquest GMT | 41mm | Sunburst Brown | Excellent Condition

This Longines Hydroconquest GMT is a refresh of the well-loved hydroconquest line range, featuring a new quick-adjust bracelet and updated bezel with brown ceramic insert. The sunray dial looks incredible in all lighting conditions, especially when exposed to sunlight.

  • Condition: Excellent
  • Case size: 41mm diameter
  • Lug to lug: 49.2mm
  • Thickness: 12.8mm
Posted at
Apr 8, 2026, 5:34 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