Longines Conquest Conquest Quartz 29.5 Stainless Steel - Diamond / Black

Reference L3.300.0.57.6

About this watch

The Longines Conquest Quartz 29.5 Stainless Steel - Diamond / Black is a remarkable timepiece that beautifully balances elegance and functionality. With its rich heritage and commitment to quality, Longines has solidified its reputation in the luxury watch market. The Conquest line is a tribute to the spirit of adventure, designed for those who appreciate both sport and sophistication. This exquisite timepiece features a quartz movement with accuracy, a gem-set bezel that adds a luxurious touch, and a water resistance of 300 meters. Its elegant design makes it suitable for all occasions, from formal gatherings to outdoor adventures. With its thoughtful design and comfortable fit, the Conquest Quartz 29.5 is perfect for anyone who appreciates fine craftsmanship, a sporty aesthetic, and the allure of luxury.
Buy Now on Jomashop
This is an affiliate link

Key Features

  • Quartz movement with accuracy
  • Gem-set bezel adds luxurious touch
  • Water resistance up to 300 meters
  • Elegant design suitable for all occasions
  • Thoughtful design for comfortable fit
  • Stainless steel case with sapphire glass
  • Longines caliber L152

Specifications

Brand
Longines
Family
Conquest
Model
Conquest Quartz 29.5 Stainless Steel - Diamond / Black
Reference
L3.300.0.57.6
Movement
l152
Movement Features
  • Hours, Jumping Minutes, Seconds
  • Date
Case
Stainless Steel
Dial Color
Black
Crystal
Sapphire
Water Resistance
300

Current Listings

[WTS] Longines Conquest Chronograph 42mm – Blue Ceramic Bezel – Ref. L3.835.4.98 – Full Kit - repost

Longines Conquest Chronograph 42mm – Blue Ceramic Bezel – Ref. L3.835.4.98 – Full Kit - repost

Longines - L3.835.4.98 · $2,499
This is a Longines Conquest Chronograph with a blue ceramic bezel, featuring a 42mm case size.

  • Condition: Excellent condition
  • Case size: 42mm
  • Water resistance: null
  • Box and papers: true
Posted at
May 5, 2026, 3:24 PM
Active
[WTS] Longines Conquest 38mm Sunburst Blue

Longines Conquest 38mm Sunburst Blue

This Longines Conquest is a newer generation watch with the updated design and L888 movement, featuring a blue sunray dial on a stainless steel bracelet. It has been worn sparingly and is in very good condition, still under warranty until 2029.

  • Condition: very good condition with only light wear consistent with normal use
  • Case size: 38mm
  • Thickness: ~10.9mm
  • Lug-to-lug: ~46.8mm
Posted at
May 4, 2026, 4:54 PM
Active

Longines Conquest 38mm Sunburst Blue

Longines · $2,200
The watch is described as a 38mm Sunburst Blue.

  • Diameter: 38mm
Posted at
May 4, 2026, 4:53 PM
Active
[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