Longines HydroConquest HydroConquest 41 Automatic Stainless Steel / Yellow Gold / Green / Rubber

Reference L3.781.3.06.9

Longines HydroConquest 41 Automatic Stainless Steel / Yellow Gold / Green / Rubber

About this watch

The Longines HydroConquest 41 Automatic L3.781.3.06.9 is an exceptional luxury dive watch that exudes sporty elegance while delivering robust performance. Its striking green dial and PVD gold-coated stainless steel case create a stunning visual effect, while the ceramic bezel enhances durability and scratch resistance. The proprietary hands add a touch of uniqueness to the watch, ensuring readability even in low-light conditions. The date window at three o'clock provides practicality without disrupting the overall balance of the design. With its automatic movement boasting a silicon balance spring, this watch is both precise and robust against magnetic fields, featuring a power reserve of 64 hours and a frequency of 28,800 vibrations per hour. Certified by the COSC, it meets stringent standards for accuracy. The rubber strap offers comfort and flexibility, making it ideal for active lifestyles. With a water resistance of 300 meters, this watch is built for adventure, whether diving deep into the ocean or snorkeling at a tropical beach. Its robust construction, including sapphire glass and ceramic bezel, ensures that it can withstand the rigors of underwater exploration. The Longines HydroConquest 41 Automatic L3.781.3.06.9 is an excellent choice for those who appreciate style, performance, and durability in a luxury dive watch.

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Key Features

Longines Caliber L888.5 automatic movement
Ceramic bezel with rotating 0-60 scale
Scratch-resistant sapphire glass
300-meter water resistance
PVD gold-coated stainless steel case
Unique green dial design
Proprietary hands for improved readability

Specifications

Brand

Longines

Family

HydroConquest

Model

HydroConquest 41 Automatic Stainless Steel / Yellow Gold / Green / Rubber

Reference

L3.781.3.06.9

Movement

l888-5

Movement Features

Hours, Minutes, Seconds
Date
Chronometer

Case

41mm

Dial Color

Green

Crystal

Sapphire

Water Resistance

300

Current Listings

Longines HydroConquest Sunray Blue- L3.790.4.96.6

Longines - L3.790.4.96.6 · $2,900

A brand new Longines HydroConquest with sunray blue dial, featuring a new box and papers.

Condition: Brand new
Box And Papers: brand new

Posted at

Apr 16, 2026, 12:11 PM

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[WTS] Longines HydroConquest GMT - Unworn, Full Set, Black Dial 41mm. The watch is in completely unworn condition and comes as a full set including box, papers, and all original accessories. Price:1700. UK-based. Happy to ship or meet depending on location. Dm if interested

Longines HydroConquest GMT - Unworn, Full Set, Black Dial 41mm. The watch is in completely unworn condition and comes as a full set including box, papers, and all original accessories. Price:1700. UK-based. Happy to ship or meet depending on location. Dm if interested

Longines - HydroConquest GMT · $1,700

The Longines HydroConquest GMT is a 41mm timepiece that comes as a full set including box, papers, and all original accessories. It is in completely unworn condition.

Condition: Unworn
Case Size: 41mm
Set: Full set including box, papers, and all original accessories

Posted at

Apr 16, 2026, 11:26 AM

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Longines Hydroconquest GMT 41mm Black (Nov 2024)- $2950 AUD (Sydney, Australia)

Longines - L3.826.4.53.2 · $2,950

a black Longines Hydroconquest GMT watch with a 41mm case size.

Material: Stainless Steel
Diameter: 41mm
Depth rating: 300m

Posted at

Apr 16, 2026, 9:54 AM

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Longines HydroConquest 41mm

Longines - L3.781.4.96.6 · $1,100

A Longines HydroConquest 41mm watch with a blue sunburst dial, featuring a clean crystal and flawless dial.

Condition: Excellent pre-owned condition
Diameter: 41mm

Posted at

Apr 15, 2026, 3:43 PM

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Longines Hydroconquest Chronograph 41 Ref. L3.783.4 – Travel Box & Manual | $1,900

Longines - L3.783.4 · $1,900

This Longines Hydroconquest Chronograph is a high-performance Swiss diver's watch featuring a blue ceramic bezel and screw-down crown, powered by the calibre L688.2 column-wheel chronograph movement with a 54-hour power reserve.

Condition: Very good with minor usage marks
Case Size: 41mm x 51mm stainless steel case, 15.6mm thickness, 21mm lug width
Movement: Longines L688.2 automatic column wheel chronograph with 27 jewels, 28,800 bph, and a 54-hour power reserve
Water Resistance: 300m (30 ATM)

Posted at

Apr 15, 2026, 11:30 AM

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Longines HydroConquest GMT Black. Ref: L3.790.4.56.6 (2025) Complete. $1,950

Longines - L3.790.4.56.6 · $1,950

This Longines HydroConquest GMT Black is a modern dive watch with excellent everyday wearability, offering both tool watch functionality and travel convenience.

Condition: Excellent pre-owned
Case size: 41mm diameter
Water resistance: 300m

Posted at

Apr 14, 2026, 9:45 PM

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(Longines) (2026 Hydroconquest 42) Full 5 Year Warranty, LNIB

Longines - Hydroconquest 42 · $2,200

This newly released Longines Hydroconquest is a large watch with exceptional fit and finish. It comes in its original packaging with a full kit and warranty.

Condition: LNIB (Like New In Box)
Case size: 42mm
Water resistance: not specified

Posted at

Apr 13, 2026, 2:48 PM

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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

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