Longines HydroConquest HydroConquest 41 Automatic Stainless Steel / Ceramic / Kohei Uchimura

Reference L3.781.4.99.6

About this watch

The Longines HydroConquest L3.781.4.99.6 is a masterpiece of luxury watchmaking, blending elegance with functionality in perfect harmony. This stunning blue-dialed timepiece embodies the spirit of adventure and precision that Longines is renowned for. With its robust stainless steel case, rotating dive bezel, and proprietary hands, this watch is an ideal companion for divers and adventurers alike. The Longines caliber L888.2 movement provides a 65-hour power reserve, operating at 25,200 vibrations per hour with 21 jewels for smooth operation and longevity. Water-resistant up to 300 meters, this true diving watch can handle any underwater adventure. Its striking aesthetics, comfortable 41mm diameter, and versatility in strap options make it a standout choice in the world of luxury watches.
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Key Features

  • Automatic Longines caliber L888.2 movement
  • Water resistance up to 300 meters
  • Rotating dive bezel with 0-60 markings
  • Sapphire glass for outstanding clarity and scratch resistance
  • Stainless steel case with robust feel
  • Proprietary hands for optimal visibility
  • Blue dial with mixed indexes

Specifications

Brand
Longines
Family
HydroConquest
Model
HydroConquest 41 Automatic Stainless Steel / Ceramic / Kohei Uchimura
Reference
L3.781.4.99.6
Movement
l888-2
Movement Features
  • Hours, Minutes, Seconds
  • Date
Case
Stainless Steel 41mm
Dial Color
Blue
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