Longines HydroConquest Hydroconquest Chronograph Tachymeter Silver Rubber

Reference L3.651.4.76.2

About this watch

The Longines HydroConquest Chronograph Tachymeter, model L3.651.4.76.2, is a stunning timepiece that combines elegance with durability. With its sleek silver rubber strap and impressive features, this watch is designed for those who appreciate both aesthetics and functionality. The Hydroconquest Chronograph Tachymeter has a striking look that catches the eye immediately, featuring a round stainless steel case measuring 41.00 mm in diameter. The sapphire crystal glass protects the dial, ensuring clarity and scratch resistance. One of the standout features of the Hydroconquest is its impressive water resistance of up to 300 meters, making it an ideal companion for divers and water sports enthusiasts. At the heart of the Hydroconquest is the Longines Caliber L667, an automatic movement based on the renowned ETA 7750, ensuring precision and reliability.
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Key Features

  • Longines Caliber L667 (ETA 7750) Automatic Movement
  • Impressive Water Resistance up to 300 meters
  • Stainless Steel Case with Rotating Bezel
  • Sapphire Crystal Glass for Clarity and Scratch Resistance
  • Chronograph Functionality for Timing Activities
  • Comfortable Rubber Strap with Secure Clasp
  • Versatile Design Suitable for Various Occasions

Specifications

Brand
Longines
Family
HydroConquest
Model
Hydroconquest Chronograph Tachymeter Silver Rubber
Reference
L3.651.4.76.2
Movement
l667
Movement Features
  • Hours, Minutes, Small Seconds
  • Date
  • Chronograph
Case
Stainless Steel 41mm
Dial Color
Silver
Crystal
Sapphire
Water Resistance
300

Current Listings

[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
[WTS] Longines HydroConquest 41 -$950

Longines HydroConquest 41 -$950

Longines - L37814766 · $950
This Longines HydroConquest 41 is a water-resistant watch with a clean bezel and crystal, but shows signs of wear on the case and bracelet.

  • Condition: Very Good Pre-owned Condition
  • Case size: 41mm
  • Bezel condition: Clean - slightly misaligned
  • Bracelet wear: Hairline wear on polished links, one link has deep scratches
Posted at
Apr 8, 2026, 12:58 PM
Active
[WTS] Longines Hydroconquest GMT 41mm

Longines Hydroconquest GMT 41mm

Beautiful Longines Hydroconquest GMT with a 41mm case, included in the sale are extra links, warranty card, and original packaging.

  • Condition: very good condition
  • Water Resistance: not specified
  • Warranty Years: 2
Posted at
Apr 2, 2026, 5:00 PM
Active
[WTS] Longines Hydroconquest Green Dial Black Bezel

Longines Hydroconquest Green Dial Black Bezel

Longines - Hydroconquest · $1,250
  • Condition: Perfect
  • Year Of Purchase: August 2025
  • Crown And Buckle Straps: 2 additional
  • Shipping Info: US only
Posted at
Apr 1, 2026, 9:51 AM
Active
[WTS] Longines Hydroconquest GMT - 41mm - Sunray Brown - Box and Papers - Excellent Condition

Longines Hydroconquest GMT - 41mm - Sunray Brown - Box and Papers - Excellent Condition

The Longines Hydroconquest GMT features a 41mm stainless steel case, a true GMT movement, and a brown sunray dial with a brown ceramic bezel insert. It has a quick-adjust bracelet and a sapphire crystal with anti-reflective coating.

  • Condition: Excellent, some minor hairline scratches on the bracelet
  • Case size: 41mm
  • Lug width: 21mm
  • Thickness: 12.8mm
Posted at
Mar 31, 2026, 1:25 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