Longines Conquest Conquest Quartz 25 Diamond

Reference L3.158.0.89.6

About this watch

The Longines Conquest Quartz 25 Diamond (L3.158.0.89.6) is a stunning timepiece that beautifully marries elegance with functionality. With its impressive design, robust movement, and comfortable wearability, it's hard to find reasons not to love this watch. Its sleek stainless steel case features a diameter of 25.00 mm, making it compact yet bold enough to make a statement. The watch boasts an iridescent mother of pearl dial that reflects light beautifully, adding a touch of sparkle with gem-set indexes. With its secure clasp and adjustable bracelet, you can wear it all day without feeling weighed down. Its impressive water resistance of 300 meters makes it perfect for active lifestyles. At the heart of this watch is the Longines caliber L250, a refined version of the reliable ETA 956.112 quartz movement. This movement offers precision and reliability, ensuring you'll be on time for all your engagements. With a reserve of 26,280 seconds, you can count on it to keep ticking smoothly.
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Key Features

  • Longines caliber L250 quartz movement
  • Stainless steel case with sapphire glass
  • 300 meters water resistance
  • Mother of pearl dial with gem-set indexes
  • Adjustable bracelet for a secure fit
  • Impressive design and robust construction

Specifications

Brand
Longines
Family
Conquest
Model
Conquest Quartz 25 Diamond
Reference
L3.158.0.89.6
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 39mm Black Dial – 2026 Model, Worn Once. $1,995

Longines HydroConquest 39mm Black Dial – 2026 Model, Worn Once. $1,995

A Longines HydroConquest with a black dial and steel bracelet for sale. It's the latest iteration from 2026, purchased recently but only worn once to a wedding.

  • Condition: Near mint, worn once
  • Case size: 39mm
  • Movement: Automatic
Posted at
May 4, 2026, 12:18 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] USA - Longines Conquest 41mm - Green $1650 - L3.830.4.02.6 - Like New

USA - Longines Conquest 41mm - Green $1650 - L3.830.4.02.6 - Like New

Longines - L3.830.4.02.6 · $1,650
This is a 2024 Longines Conquest with a 41mm green dial, stainless steel bracelet, and a green rubber strap. It's a full set with box, papers, warranty card, and hang tag.

  • Condition: Like new (9/10)
  • Size: 41mm diameter
  • Dial color: Green
  • Bracelet type: Stainless steel with full links
Posted at
May 3, 2026, 4:15 AM
Active
[WTS] Longines Conquest VHP GMT L37184566

Longines Conquest VHP GMT L37184566

Longines - L37184566 · $1,000
This Longines Conquest VHP GMT is a discontinued model with a unique feature of setting times using an iPhone app and flashing lights. It comes with a full kit including an unworn bracelet and OEM rubber strap.

  • Condition: Pre-owned with minor signs of wear
  • Bracelet size compatibility: up to 7 inch wrist
  • Warranty card date: 3/30/2021
Posted at
May 2, 2026, 6:29 PM
Active
[WTS] USA - Longines Conquest 41mm - Green $1750 - Like New

USA - Longines Conquest 41mm - Green $1750 - Like New

Longines - L3.830.4.02.6 · $1,750
This 2024 Longines Conquest features a 41mm green dial and stainless steel bracelet, with additional accessories including a rubber strap and full links.

  • Condition: Like new (9/10 condition)
  • Case Size: 41mm
  • Bracelet Type: Stainless steel
  • Strap Type: Green rubber (aftermarket)
Posted at
May 1, 2026, 8:30 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] Longines Conquest L3.835.4.72.6

Longines Conquest L3.835.4.72.6

Longines - L3.835.4.72.6 · $2,250
This Longines Conquest features a unique panda dial in excellent condition, complete with the original set.

  • Condition: excellent condition
  • Payment Methods: crypto, cash, etc (except PayPal)
  • Other Payment Conditions: local pickup available
  • Trade In Brands: Tudor, Cartier, Rolex, Omega, Breitling, AP
Posted at
May 1, 2026, 10:57 AM
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
Active