Longines HydroConquest HydroConquest 43 Automatic Stainless Steel - Yellow Gold / Black / Rubber

Reference L3.782.3.56.9

About this watch

The Longines HydroConquest L3.782.3.56.9 is a luxurious dive watch that seamlessly blends style and functionality. Its stunning sunburst finish, black dial with yellow gold accents, and 43 mm round case made from stainless steel coated with PVD gold exude elegance and sophistication. The ceramic bezel rotates smoothly, allowing for easy tracking of dive times, while the sapphire glass is virtually scratch-proof. At its heart lies the Longines caliber L888.5, a self-winding movement certified by the Swiss Official Chronometer Testing Institute (COSC) for precision and reliability. With 64 hours of power reserve and a water resistance of 300 meters, this watch is ready for any aquatic adventure. The date function is located at 3 o'clock, making it easy to stay on top of your schedule. A high-quality rubber strap provides exceptional comfort and fits snugly on the wrist. The HydroConquest strikes a perfect balance between lightness and substantiality, making it a luxury piece that's both stylish and durable.
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Key Features

  • 43 mm round stainless steel case
  • Ceramic bezel with rotating dive scale
  • Sapphire crystal glass for scratch resistance
  • Chronometer-certified Longines caliber L888.5 movement
  • 64 hours power reserve
  • 300 meters water resistance
  • Date function at 3 o'clock

Specifications

Brand
Longines
Family
HydroConquest
Model
HydroConquest 43 Automatic Stainless Steel - Yellow Gold / Black / Rubber
Reference
L3.782.3.56.9
Movement
l888-5
Movement Features
  • Hours, Minutes, Seconds
  • Date
  • Chronometer
Case
43mm
Dial Color
Black
Crystal
Sapphire
Water Resistance
300

Current Listings

[WTS] Longines Hydroconquest Two Tone Ceramic Bezel Full Kit Mint on OEM Rubber

Longines Hydroconquest Two Tone Ceramic Bezel Full Kit Mint on OEM Rubber

Longines - L3.782.3.98.9 · $1,099
This is a two-tone Longines Hydroconquest with a radiant sunburst blue dial, featuring a 41mm version of the watch that's more wearable than its 43mm counterpart.

  • Condition: Mint on OEM rubber strap
  • Model size: 41mm diameter
  • Case material: two tone
  • Bezel type: ceramic
Posted at
Dec 22, 2025, 10:59 PM
Active
[WTS] Monta Oceanking 40 blue bezel black dial, 1 of 2 produced....Longines Hydroconquest 43 gray sunburst dial. Full sets. Thanks.

Monta Oceanking 40 blue bezel black dial, 1 of 2 produced....Longines Hydroconquest 43 gray sunburst dial. Full sets. Thanks.

Monta - Oceanking 40 · $1,850
This listing features a Monta Oceanking 40 with a blue bezel and black dial, one of two produced, as well as a Longines Hydroconquest 43 with a gray sunburst dial.

  • Condition: 9.5/10
  • Case size: 40mm
Posted at
Dec 18, 2025, 9:49 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