Longines HydroConquest Hydroconquest GMT 43 Stainless Steel / Blue / Rubber

Reference L3.890.4.96.9

About this watch

The Longines HydroConquest GMT 43 is a stunning blend of elegance and sportiness. Its blue sunburst dial creates a mesmerizing effect, while the combination of stainless steel and ceramic enhances durability. The rotating bezel serves as a crucial tool for divers, allowing them to track elapsed time underwater with ease. With a power reserve of 65 hours, this self-winding movement ensures reliability and accuracy. The watch's impressive water resistance of 300m makes it ideal for aquatic adventures. Whether you're diving into the deep blue or just running errands, this watch stays securely in place. Its comfortable rubber strap is perfect for all-day wear, while its elegant design makes it suitable for both casual and formal outings.
Buy Now on Jomashop
This is an affiliate link

Key Features

  • Blue sunburst dial with stick and dot indexes
  • Rotating 0-60 dive bezel for tracking elapsed time underwater
  • Longines Caliber L844.4 self-winding movement with 65-hour power reserve
  • Sapphire glass with 300m water resistance
  • 43mm stainless steel case with ceramic details
  • Robust rubber strap for all-day wear
  • Elegant design suitable for both casual and formal occasions

Specifications

Brand
Longines
Family
HydroConquest
Model
Hydroconquest GMT 43 Stainless Steel / Blue / Rubber
Reference
L3.890.4.96.9
Movement
l844-4
Movement Features
  • Hours, Minutes, Seconds, Additional 24 Hour Hand (adjustable)
  • Date
Case
43mm
Dial Color
Blue
Crystal
Sapphire
Water Resistance
300

Current Listings

[WTS] Brand New Longines Hydroconquest Exclusive- 42mm- L3.788.4.98.6

Brand New Longines Hydroconquest Exclusive- 42mm- L3.788.4.98.6

Longines - L3.788.4.98.6 · $2,200
The Longines Hydroconquest Exclusive features a 42mm case with a beautiful frosted blue dial and comes in brand new condition.

  • Condition: Brand new, unworn
  • Case size: 42mm
Posted at
Apr 24, 2026, 6:24 PM
Active
[WTS] New Longines HydroConquest 42mm

New Longines HydroConquest 42mm

A new Longines HydroConquest in the 42mm size, with a mesh band and box and papers included.

  • Condition: New
  • Case Size: 42mm
  • Band Type: mesh
Posted at
Apr 23, 2026, 8:54 AM
Active
[WTS] Longines Hydroconquest Chronograph 41 Ref. L3.783.4 – Travel Box & Manual | $1,850

Longines Hydroconquest Chronograph 41 Ref. L3.783.4 – Travel Box & Manual | $1,850

Longines - L3.783.4 · $1,850
The Longines Hydroconquest Chronograph is a high-performance Swiss diver's watch that features a 41mm case, blue ceramic bezel, and screw-down crown. It houses the calibre L688.2, a column-wheel chronograph movement with a 54-hour power reserve.

  • Condition: Very good with minor usage marks
  • Case Size: 41 x 51mm stainless steel case with a thickness of 15.6mm and a lug width of 21mm
  • Movement: Longines L688.2, automatic column wheel chronograph with 27 jewels, 28,800 bph, and a 54-hour power reserve
  • Water Resistance: 300 (30 ATM)
Posted at
Apr 22, 2026, 3:35 PM
Active
[WTS] Longines HydroConquest GMT 41mm Black, Full Kit, June 2025

Longines HydroConquest GMT 41mm Black, Full Kit, June 2025

Up for sale is my mint condition Longines HydroConquest GMT, a full kit with box, papers, tags, and over 4 years left on the factory warranty.

  • Condition: Mint condition
  • Case dimensions: 41mm diameter, 49mm lug to lug, 12.9mm thickness
  • Movement: L844.5 with 72hrs power reserve
  • Water resistance: 300m
Posted at
Apr 19, 2026, 10:47 PM
Active
[WTS] Longines Hydroconquest 39mm Black MINT

Longines Hydroconquest 39mm Black MINT

A mint condition Longines Hydroconquest 39mm in black with a super comfortable bracelet and excellent bezel action.

  • Condition: MINT
  • Bracelet type: Super comfortable bracelet
  • Clasp type: Excellent on the fly clasp
  • Bezel action: Great bezel action
Posted at
Apr 19, 2026, 9:12 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