Longines HydroConquest Hydroconquest Quartz 25 Diamond

Reference L3.147.0.87.6

About this watch

The Longines HydroConquest Quartz 25 Diamond is a stunning timepiece that marries elegance with functionality. With its beautiful mother of pearl dial and durable stainless steel case, this watch exudes luxury and sophistication. The rotating bezel and impressive water resistance of up to 300 meters make it an excellent choice for divers and water sports enthusiasts. Powered by the reliable Longines caliber L250 quartz movement, this watch offers exceptional accuracy and reliability. With a power reserve of 26,280 seconds, you can trust this timepiece to keep you on schedule without the need for frequent battery replacements. The HydroConquest Quartz 25 Diamond is perfect for those who prefer a more delicate wrist presence, with a diameter of just 25mm. Its versatility makes it suitable for both casual and formal occasions, making it an excellent addition to any watch collection.
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Key Features

  • Longines caliber L250 quartz movement
  • Stunning mother of pearl dial
  • Impressive water resistance up to 300 meters
  • Durable stainless steel case
  • Rotating bezel
  • Sapphire crystal glass
  • 25mm diameter

Specifications

Brand
Longines
Family
HydroConquest
Model
Hydroconquest Quartz 25 Diamond
Reference
L3.147.0.87.6
Movement
l250
Movement Features
  • Hours, Minutes, Seconds
  • Date
Case
Stainless Steel 25mm
Dial Color
White
Crystal
Sapphire
Water Resistance
300

Current Listings

[WTS] Longines Hydroconquest GMT, Ref: L3.790.4.96.6, 41mm

Longines Hydroconquest GMT, Ref: L3.790.4.96.6, 41mm

Longines - L3.790.4.96.6 · $1,825
The Longines Hydroconquest GMT features a stainless steel case with blue ceramic bezel and a blue dial.

  • Condition: preowned with minor desk rash on bracelet
  • Case size: 41mm diameter
  • Bezel material: blue ceramic
  • Bracelet material: stainless steel
Posted at
Nov 30, 2025, 4:59 PM
Active
[WTS] Longines HydroConquest Automatic 43mm Date l3.782.4.96.6

Longines HydroConquest Automatic 43mm Date l3.782.4.96.6

Longines - L37824-966 · $960
A Longines HydroConquest 43mm Automatic in blue with ceramic, unidirectional rotating bezel, a solid stainless steel case, and water resistance up to 300 meters.

  • Condition: Excellent, used maybe 5 times since new
  • Case size: 43mm diameter
  • Depth rating: 300m
Posted at
Nov 30, 2025, 12:17 PM
Active
[WTS] Longines Hydroconquest 41mm Sunray Grey Ref L3.782.4.76.6 Full Kit plus extra strap $950

Longines Hydroconquest 41mm Sunray Grey Ref L3.782.4.76.6 Full Kit plus extra strap $950

The Longines HydroConquest features a stunning sunray grey dial that shifts beautifully under light, giving it a sleek, modern look that works equally well dressed up or down. The watch wears comfortably at 41mm and the proportions make it a great everyday piece that still feels special on the wrist.

  • Condition: Great shape overall, with only light surface wear on the case and bracelet
  • Case size: 41mm diameter
  • Lug to lug length: 51mm
  • Thickness: 11.9mm
Posted at
Nov 29, 2025, 11:32 AM
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