Longines HydroConquest Hydroconquest 41 Quartz Chronograph Stainless Steel / Black / Bracelet

Reference L3.743.4.56.6

About this watch

If you're in the market for a watch that blends elegance with high-performance functionality, the Longines Hydroconquest 41 Quartz Chronograph might just be your next obsession. This stunning timepiece, with the reference number L3.743.4.56.6, is not just a watch; it's a statement piece that reflects your taste and lifestyle. With a rich history and commitment to quality, Longines has become synonymous with luxury watches that cater to both casual wearers and professional athletes. The Hydroconquest collection is particularly noteworthy for its robust design and aquatic capabilities. Designed for divers and adventurous spirits, the Hydroconquest series features water-resistant models that don't shy away from style. The L3.743.4.56.6 is the perfect blend of sportiness and sophistication. Crafted from high-grade stainless steel, the case exudes durability while still maintaining a refined aesthetic. The sapphire glass is scratch-resistant, ensuring that your watch stays pristine even after years of use. At the heart of the Hydroconquest is the Longines caliber L440.2, a quartz chronograph designed for accuracy and reliability. With its add, split, and rally capabilities, you can easily measure elapsed time, making it a practical choice for sports enthusiasts. The small seconds hand adds an extra layer of functionality, allowing for more precise timekeeping. If you're a water sports enthusiast, you'll be pleased to know that the Hydroconquest boasts an impressive water resistance of 300 meters. This makes it suitable for professional diving, swimming, and other water activities. Wearing the Hydroconquest is an experience in itself, with its weight just right-not too heavy, yet solid enough to feel substantial.
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Key Features

  • Longines caliber L440.2 quartz chronograph movement
  • High-quality stainless steel case with rotating bezel
  • Scratch-resistant sapphire glass for 300 meters water resistance
  • Chronograph features: add, split, and rally functions
  • Stylish and versatile design suitable for formal or casual wear
  • Comfortable on the wrist for daily wear

Specifications

Brand
Longines
Family
HydroConquest
Model
Hydroconquest 41 Quartz Chronograph Stainless Steel / Black / Bracelet
Reference
L3.743.4.56.6
Movement
l440-2
Movement Features
  • Hours, Minutes, Small Seconds
  • Date
  • Chronograph, Rattrapante
Case
Stainless Steel 41mm
Dial Color
Black
Crystal
Sapphire
Water Resistance
300

Current Listings

[WTS] 2026 Longines HydroConquest 42mm "Hulk" Green, bought 29 days ago

2026 Longines HydroConquest 42mm "Hulk" Green, bought 29 days ago

Longines - L3.788.4.06.6 · $2,100
This listing is for a brand new 2026 Longines HydroConquest 'Hulk' Green, featuring an updated dial layout and high-performance L888.5 movement.

  • Condition: Near-mint
  • Movement: L888.5
  • Bezel material: Green Ceramic
  • Depth rating: 300m
Posted at
May 3, 2026, 2:46 PM
Active
[WTS] New Longines HydroConquest 42mm Frosted Blue Dial

New Longines HydroConquest 42mm Frosted Blue Dial

A brand new Longines HydroConquest with a frosted blue dial in 42mm size.

  • Condition: new
  • Case size: 42mm
  • Diameter: 42mm
Posted at
May 3, 2026, 1:20 PM
Active
[WTS] Longines HydroConquest GMT Blue Ref: L3.790.4.96.6 (2026). New/Complete. $1,999

Longines HydroConquest GMT Blue Ref: L3.790.4.96.6 (2026). New/Complete. $1,999

The Longines HydroConquest GMT Blue is a true GMT diver with a sunray blue dial, blue ceramic bezel, and Calibre L844.5 automatic movement.

  • Condition: Brand New
  • Case diameter: 41mm
  • Water resistance: 300m
  • Movement type: Calibre L844.5 automatic
Posted at
May 1, 2026, 8:25 PM
Active
[WTS] New Longines Hydroconquest 42mm Frosted Blue Dial

New Longines Hydroconquest 42mm Frosted Blue Dial

A brand new Longines Hydroconquest 42mm with a frosted blue dial, sold exclusively at Corporate boutiques. The watch comes with all links, papers, and box.

  • Condition: Brand new
  • Diameter: 42mm
Posted at
May 1, 2026, 10:36 AM
Active
[WTS] 2026 Longines HydroConquest L37884906 42 mm Black Dial Blue Bezel Full Set $1,900

2026 Longines HydroConquest L37884906 42 mm Black Dial Blue Bezel Full Set $1,900

Longines - L37884906 · $1,900
The Longines HydroConquest L37884906 features a black dial and blue ceramic bezel, with an automatic movement providing reliable performance. The watch has a robust build, unidirectional dive bezel, and strong water resistance, making it a capable tool watch while maintaining a refined aesthetic.

  • Condition: Excellent (pre-owned, minimal wear)
  • Year: 2026
  • Case size: 42mm diameter
  • Case material: Stainless steel
Posted at
Apr 30, 2026, 10:26 PM
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[WTS] Longines HydroConquest Green Dial Two Tone $1350 41mm

Longines HydroConquest Green Dial Two Tone $1350 41mm

Longines - HydroConquest · $1,350
This Longines HydroConquest features a green dial and two-tone design.

Posted at
Apr 28, 2026, 9:41 AM
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[WTS] Longines HydroConquest 43mm

Longines HydroConquest 43mm

A Longines HydroConquest 43mm diver watch for sale, with excellent timekeeping and minimal signs of wear.

  • Condition: Pre-owned with normal wear
  • Bracelet condition: normal wear with worn clasp
  • Case condition: scratch-free except on the back
  • Papers included: true
Posted at
Apr 27, 2026, 9:05 PM
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[WTS] Longines HydroConquest 39mm 2026 Commonwealth Games Limited Edition

Longines HydroConquest 39mm 2026 Commonwealth Games Limited Edition

This is a brand new, unworn Longines HydroConquest limited edition watch from the 2026 Commonwealth Games collection. It features a 39mm case and comes with various accessories.

  • Condition: Brand New Unworn
  • Case size: 39mm
  • Limited edition status: One of 2026
Posted at
Apr 27, 2026, 11:58 AM
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[WTS] Longines Hydroconquest 41mm ceramic Ref. L3.781.4.56.6

Longines Hydroconquest 41mm ceramic Ref. L3.781.4.56.6

This Longines Hydroconquest features a 41mm ceramic case, black dial, and is sized for an approximate 7.4" wrist.

  • Condition: Pre-owned with scratches on the case and bracelet
  • Case material: ceramic
  • Bracelet size: 7.4in diameter
  • Warranty: no warranty included
Posted at
Apr 26, 2026, 7:58 PM
Active