Longines HydroConquest Hydroconquest 39 Quartz Two Tone White

Reference L3.647.3.16.7

Longines Hydroconquest 39 Quartz Two Tone White

About this watch

The Longines HydroConquest 39 Quartz Two Tone White is a statement piece that reflects quality craftsmanship and sophisticated design. Founded in 1832, Longines has established itself as a titan in the world of horology. The HydroConquest line is designed for water sports and diving enthusiasts, focusing on durability, water resistance, and aesthetics. At its heart lies the Longines caliber L263, a quartz movement based on the robust ETA 955.412. With an impressive water resistance of 300 meters, this watch is perfect for diving enthusiasts or those who simply want a reliable watch that can handle a splash or two! The combination of stainless steel and PVD gold accents creates a sophisticated look that can easily transition from a casual outing to a formal event.
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Key Features

  • Quartz movement based on ETA 955.412
  • 300-meter water resistance
  • Stainless Steel and PVD Gold construction
  • Rotating bezel with 0-60 dive markings
  • Sapphire crystal glass for scratch-resistance
  • 39mm diameter and 19mm lug width
  • White dial with stick indexes and hands

Specifications

Brand
Longines
Family
HydroConquest
Model
Hydroconquest 39 Quartz Two Tone White
Reference
L3.647.3.16.7
Movement
l263
Movement Features
  • Hours, Minutes, Seconds
  • Date
Case
Stainless Steel 39mm
Dial Color
White
Crystal
Sapphire
Water Resistance
300

Current Listings

[WTS] - Longines HydroConquest 39mm - Boutique Edition / Frosted Blue Sunray (L3.779.4.98.6) - Full Set *2026*

- Longines HydroConquest 39mm - Boutique Edition / Frosted Blue Sunray (L3.779.4.98.6) - Full Set *2026*

Longines - L3.779.4.98.6 · $2,200
The seller purchased this Longines HydroConquest 39mm Boutique Edition with a Frosted Blue Sunray dial only a week ago but it didn't connect with them as expected. The watch is described as beautiful and is being sold in excellent condition.

  • Condition: as new, 9.99/10
  • Size for wrist: 6.5 inches
  • Included items: original box,Longines warranty card
  • Water resistance: not specified
Posted at
Apr 7, 2026, 3:07 PM
Active
View listing on r/WatchExchange
[WTS] Longines HydroConquest 2 tone Green Dial 2024 $1320

Longines HydroConquest 2 tone Green Dial 2024 $1320

Longines - HydroConquest 2 tone Green Dial 2024 · $1,320
  • Image: https://imgur.com/a/bPjxHRP
Posted at
Apr 7, 2026, 9:36 AM
Active
View listing on r/WatchExchange
[WTS] Longines Hydroconquest GMT 41mm

Longines Hydroconquest GMT 41mm

Longines - Hydroconquest GMT 41mm · $1,850
Beautiful Longines Hydroconquest GMT with a 41mm case, included in the sale are extra links, warranty card, and original packaging.

  • Condition: very good condition
  • Water Resistance: not specified
  • Warranty Years: 2
Posted at
Apr 2, 2026, 5:00 PM
Active
View listing on r/WatchExchange
[WTS] Longines Hydroconquest Green Dial Black Bezel

Longines Hydroconquest Green Dial Black Bezel

Longines - Hydroconquest · $1,250
  • Condition: Perfect
  • Year Of Purchase: August 2025
  • Crown And Buckle Straps: 2 additional
  • Shipping Info: US only
Posted at
Apr 1, 2026, 9:51 AM
Active
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[WTS] Longines Hydroconquest GMT - 41mm - Sunray Brown - Box and Papers - Excellent Condition

Longines Hydroconquest GMT - 41mm - Sunray Brown - Box and Papers - Excellent Condition

Longines - Hydroconquest GMT 41mm · $1,350
The Longines Hydroconquest GMT features a 41mm stainless steel case, a true GMT movement, and a brown sunray dial with a brown ceramic bezel insert. It has a quick-adjust bracelet and a sapphire crystal with anti-reflective coating.

  • Condition: Excellent, some minor hairline scratches on the bracelet
  • Case size: 41mm
  • Lug width: 21mm
  • Thickness: 12.8mm
Posted at
Mar 31, 2026, 1:25 PM
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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
View listing on RolexForums