Longines Conquest Conquest Quartz 36 Stainless Steel / MOP

Reference L3.378.4.87.6

About this watch

The Longines Conquest Quartz 36 is a masterpiece of Swiss watchmaking, exuding elegance and sophistication. Its stunning Mother of Pearl dial, crafted from stainless steel, shines like the ocean's surface, while the gem-set indexes twinkle like stars. With its quartz movement based on ETA 255.412, this watch offers exceptional accuracy and reliability, making it perfect for both business meetings and weekend brunches. The impressive water resistance of up to 300 meters allows you to take it swimming, snorkeling, or diving without worrying about damaging the timepiece. Its versatile design adapts seamlessly to various occasions, from formal events to casual outings, while its comfortable fit with an adjustable bracelet ensures a perfect wear experience.
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Key Features

  • Quartz movement based on ETA 255.412
  • Stunning Mother of Pearl dial
  • Impressive water resistance up to 300 meters
  • Versatile design suitable for various occasions
  • Comfortable fit with adjustable stainless steel bracelet
  • Sapphire crystal glass protection

Specifications

Brand
Longines
Family
Conquest
Model
Conquest Quartz 36 Stainless Steel / MOP
Reference
L3.378.4.87.6
Movement
l156
Movement Features
  • Hours, Minutes, Seconds
  • Date
Case
Stainless Steel 36mm
Dial Color
White
Crystal
Sapphire
Water Resistance
300

Current Listings

[WTS] Longines Hydroconquest 41mm ceramic Ref. L3.781.4.56.6

Longines Hydroconquest 41mm ceramic Ref. L3.781.4.56.6

This Longines Hydroconquest features a 41mm ceramic case, black dial, and is sized for an approximate 7.4" wrist.

  • Condition: Pre-owned with scratches on the case and bracelet
  • Case material: ceramic
  • Bracelet size: 7.4in diameter
  • Warranty: no warranty included
Posted at
Apr 26, 2026, 7:58 PM
Active
[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] 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