Longines Conquest Conquest 29.5 Automatic Double Row Diamond

Reference L3.180.0.57.6

About this watch

The Longines Conquest 29.5 Automatic Double Row Diamond is a masterpiece of watchmaking, combining elegance and precision in a stunning package. Its sleek stainless-steel case features a bezel set with shimmering diamonds, creating a striking visual contrast against the rich black dial. The analog display is both classic and modern, offering a timeless look that fits seamlessly into any wardrobe. With its reliable Longines caliber L595 movement and 40-hour power reserve, this watch is perfect for daily wear or special occasions. Its versatility and durable materials make it ideal for professionals seeking a sophisticated accessory or watch enthusiasts looking to add a luxury piece to their collection.
Buy Now on Jomashop
This is an affiliate link

Key Features

  • Swiss automatic movement
  • Sapphire crystal glass
  • Water resistance up to 50 meters
  • Diamond-set bezel
  • 40-hour power reserve
  • 20 jewels for minimized friction and wear
  • Stainless steel case

Specifications

Brand
Longines
Family
Conquest
Model
Conquest 29.5 Automatic Double Row Diamond
Reference
L3.180.0.57.6
Movement
l595
Movement Features
  • Hours, Minutes, Seconds
  • Date
Case
Stainless Steel 29.5mm
Dial Color
Black
Crystal
Sapphire
Water Resistance
50

Current Listings

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

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

Longines - L3.835.4.98 · $2,499
This Longines Conquest Chronograph features a blue ceramic bezel and measures 42mm in diameter.

  • Condition: Excellent condition
  • Case Size: 42mm diameter
  • Box: yes
  • Instruction Manual: yes
Posted at
Apr 26, 2026, 6:35 PM
Active
[WTS] Longines HydroConquest L3.788.4.06 — 42mm Ceramic Bezel — Full Kit — 11 Days Old — $1999 Shipped 🔥

Longines HydroConquest L3.788.4.06 — 42mm Ceramic Bezel — Full Kit — 11 Days Old — $1999 Shipped 🔥

Longines - L3.788.4.06 · $1,999
This Longines HydroConquest features a modern configuration with a ceramic bezel and is practically new at just 11 days old.

  • Condition: Excellent overall, only very light hairlines present
  • Age: 11 days
  • Dimensions: 42mm diameter
Posted at
Apr 25, 2026, 8:50 PM
Active
[WTS] PRICED TO FLY Longines Conquest 🏞️ ‘Sunray Green’ L3.830.4.02.6 JUST $1350 Shipped

PRICED TO FLY Longines Conquest 🏞️ ‘Sunray Green’ L3.830.4.02.6 JUST $1350 Shipped

Longines - L3.830.4.02.6 · $1,350
This is a super clean, modern everyday watch with Longines' great build quality, gorgeous sunray green dial, and a really versatile look on bracelet.

  • Condition: like-new with minor scratches
  • Case size: 41mm
  • Bracelet type: bracelet
  • Year sold: 2025
Posted at
Apr 25, 2026, 2:30 PM
Active
[WTS] Longines Conquest 39 mm $600 and Longines HydroConquest 39 mm $700

Longines Conquest 39 mm $600 and Longines HydroConquest 39 mm $700

Two Longines watches for sale, the Conquest L3.776.4 and the HydroConquest L3.741.4.

  • Condition: Very good
  • Case size: 39 mm
  • Year purchased: 2025
  • Clasp wear: minor wear on clasp from being stored at work desk
Posted at
Apr 25, 2026, 1:54 PM
Active
[WTS] Longines HydroConquest 41 – $975

Longines HydroConquest 41 – $975

This Longines HydroConquest 41 features a 41mm case, minimal wear, and comes with its box, papers, hangtag, and warranty card.

  • Condition: Very Good Pre-owned Condition
  • Case Size: 41mm diameter
  • Bracelet Condition: hairlines throughout polished surfaces, some desk wear
Posted at
Apr 25, 2026, 10:32 AM
Active
[WTS] Brand New Longines Hydroconquest Exclusive- 42mm- L3.788.4.98.6

Brand New Longines Hydroconquest Exclusive- 42mm- L3.788.4.98.6

Longines - L3.788.4.98.6 · $2,200
The Longines Hydroconquest Exclusive features a 42mm case with a beautiful frosted blue dial and comes in brand new condition.

  • Condition: Brand new, unworn
  • Case size: 42mm
Posted at
Apr 24, 2026, 6:24 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
A Longines Conquest with a panda dial is for sale in excellent condition, with minimal signs of wear and comes with the complete set.

  • Condition: Excellent condition, almost no signs of wear
  • Payment Methods Accepted: multiple payment methods including crypto, but not PayPal
  • Additional Features: comes with the complete set
  • Meets Requirements: true
Posted at
Apr 24, 2026, 1:34 PM
Active
[WTS] 2025 Longines Conquest ‘Sunray Green’ 41mm L3.830.4.02.6 $1400 Shipped

2025 Longines Conquest ‘Sunray Green’ 41mm L3.830.4.02.6 $1400 Shipped

Longines - L3.830.4.02.6 · $1,400
This is a super clean, modern everyday watch with Longines' great build quality, gorgeous sunray green dial, and a really versatile look on bracelet.

  • Condition: basically new, minor scratches
  • Case size: 41mm diameter
  • Bracelet type: bracelet
Posted at
Apr 23, 2026, 6:24 PM
Active
[WTS] New Longines HydroConquest 42mm

New Longines HydroConquest 42mm

A new Longines HydroConquest in the 42mm size, with a mesh band and box and papers included.

  • Condition: New
  • Case Size: 42mm
  • Band Type: mesh
Posted at
Apr 23, 2026, 8:54 AM
Active