Longines HydroConquest Hydroconquest Chronograph Tachymeter Blue

Reference L3.651.4.96.6

About this watch

The Longines HydroConquest L3.651.4.96.6 is a luxury watch that exudes sporty elegance, perfect for divers and watch enthusiasts alike. Its striking blue dial and sturdy stainless steel case make it a standout timepiece. The watch boasts an impressive water resistance of up to 300 meters, ensuring it can withstand the rigors of daily wear and tear. Powered by Longines' caliber L667, this automatic movement offers a reliable chronograph function and 42-hour power reserve. With its versatile design suitable for various occasions, this watch is not just a timepiece but a statement piece. Whether you're in the office or out diving, the HydroConquest fits snugly on the wrist with its adjustable stainless steel bracelet.
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Key Features

  • Stunning blue dial
  • Water resistance up to 300 meters
  • Reliable automatic movement
  • Chronograph functionality
  • Scratch-resistant sapphire glass
  • Versatile design
  • Adjustable stainless steel bracelet

Specifications

Brand
Longines
Family
HydroConquest
Model
Hydroconquest Chronograph Tachymeter Blue
Reference
L3.651.4.96.6
Movement
l667
Movement Features
  • Hours, Minutes, Small Seconds
  • Date
  • Chronograph
Case
Stainless Steel 41mm
Dial Color
Blue
Crystal
Sapphire
Water Resistance
300

Current Listings

[WTS] Longines Hydroconquest 41mm LNIB

Longines Hydroconquest 41mm LNIB

41mm Longines Hydroconquest for sale in excellent condition, comes with a full set.

  • Condition: Like New In Box (LNIB)
  • Shipped: true
Posted at
Sep 5, 2025, 11:51 AM
Active
[WTS] Longines HydroConquest Steel 44 Black Dial (Full-Set/Unpolished)

Longines HydroConquest Steel 44 Black Dial (Full-Set/Unpolished)

A full steel diver's watch presented in outstanding condition, complete with its original box and papers.

  • Condition: Full-set/unpolished, never polished, excellent condition
  • Case size: 44mm diameter
  • Bracelet size: 8.5” / 21cm
  • Depth rating: no mention of depth rating
Posted at
Sep 4, 2025, 1:31 PM
Active
[WTS] Longines Hydroconquest Green 41mm

Longines Hydroconquest Green 41mm

A 41mm Hydroconquest Green, a sporty yet elegant watch from Longines, featuring a rubber strap and a durable design.

  • Condition: Pre-owned with scuffs on clasp and lugs
  • Size: 41mm diameter
  • Strap Size Fit: 7.25 inches and smaller
  • Retail Price: 1775
Posted at
Sep 2, 2025, 9:13 AM
Active
[WTS] Longines Hydroconquest GMT 43mm Olive Dial Ref L3.890.4.06.6 Full Kit $1700 net to me

Longines Hydroconquest GMT 43mm Olive Dial Ref L3.890.4.06.6 Full Kit $1700 net to me

Longines - L3.890.4.06.6 · $1,700
The Longines Hydroconquest GMT is a serious dive watch with a striking sun ray olive dial and ceramic bezel, featuring a 43mm case, 300m water resistance, and L844 Caliber.

  • Condition: Excellent with small marks on the clasp
  • Case size: 43mm diameter
  • Water resistance: 300m depth rating
  • Thickness: 12.9mm
Posted at
Aug 30, 2025, 11:02 AM
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