Longines Conquest Conquest Quartz 36 Stainless Steel / Black

Reference L3.378.4.57.6

About this watch

The Longines Conquest Quartz 36 is a stunning luxury watch that embodies the perfect blend of elegance, functionality, and reliability. With its striking black dial and sleek stainless steel case, this timepiece is sure to draw attention without being overly flashy. The gem-set indexes add a touch of luxury, making it a versatile piece that transitions seamlessly from day to night. Crafted from high-quality stainless steel, the case is not only durable but also lightweight, making it comfortable for all-day wear. At the heart of this watch is the Longines caliber L156, an accurate and low-maintenance quartz movement that promises precision and longevity. With a power reserve of 26,280 seconds and six jewels, this watch is built to withstand various adventures, whether you're swimming, snorkeling, or simply caught in the rain. The 36mm diameter is perfect for those who prefer a more modest size on their wrist, and the rounded edges add to its overall sleek appearance. Whether you're dressing up for a formal occasion or wearing it casually for a weekend outing, this watch is sure to make a statement.
Buy Now on Jomashop
This is an affiliate link

Key Features

  • Quartz movement with 26,280 seconds power reserve
  • 300m water resistance for high-quality durability
  • 36mm diameter case with sleek stainless steel construction
  • Gem-set indexes for luxurious touch and versatility
  • Analog display with stick hands for clear time-telling
  • Sapphire crystal glass for scratch-resistant protection
  • Adjustable bracelet for comfortable fit

Specifications

Brand
Longines
Family
Conquest
Model
Conquest Quartz 36 Stainless Steel / Black
Reference
L3.378.4.57.6
Movement
l156
Movement Features
  • Hours, Minutes, Seconds
  • Date
Case
Stainless Steel 36mm
Dial Color
Black
Crystal
Sapphire
Water Resistance
300

Current Listings

[WTS] Longines HydroConquest GMT 41

Longines HydroConquest GMT 41

Longines - L3.790.4 · $1,875
A Longines HydroConquest GMT 41, featuring a GMT function and 41mm case size.

  • Condition: Pre-owned with minor cosmetic flaws
  • Case size: 41mm diameter
  • Water resistance: not specified
Posted at
Mar 11, 2026, 3:01 PM
Active
[WTS] Longines HydroConquest 41mm - $1200 Shipped

Longines HydroConquest 41mm - $1200 Shipped

Up for sale is my green Longines Hydroconquest 41, which I'm looking to replace with a Tudor Royal Date Day. The watch has been well taken care of and comes in excellent condition.

  • Condition: great condition with a small scratch on the AR coating
  • Bracelet condition: touched up
Posted at
Mar 10, 2026, 10:24 PM
Active
[WTS] Longines "Conquest" 1970s/Early '80s Integrated Solid Link Bracelet Calibre L.746.2 Ref.4384 (ETA 954.111) $475 (message me if you can't see the details/description in the comments)

Longines "Conquest" 1970s/Early '80s Integrated Solid Link Bracelet Calibre L.746.2 Ref.4384 (ETA 954.111) $475 (message me if you can't see the details/description in the comments)

A vintage Swiss-made Longines 'Conquest' watch with an integrated steel sports design, evoking elegance and simplicity. The watch features a TV dial shape, vertically brushed linen texture dial, and a high-polish bezel.

Posted at
Mar 7, 2026, 9:42 PM
Active
[WTS] 2025 Longines HydroConquest 39 - $950

2025 Longines HydroConquest 39 - $950

This is a 2025 Longines HydroConquest 39, a great everyday diver presented as a complete set. It has honest signs of wear and comes with a watch maxx kit, box, papers, and full links.

  • Condition: Good overall condition with visible signs of wear
  • Year: 2025
  • Included Accessories: Watch maxx kit,Box,Papers,Full links
  • Shipping Options: Buyer add $30 FedEx 2-Day Air or provide own label
Posted at
Mar 7, 2026, 5:21 PM
Active
[WTS] Longines - HydroConquest

Longines - HydroConquest

Longines HydroConquest with ceramic bezel in excellent condition. Comes complete with both boxes, hangtags, manual, extra links, and a Joma card.

Posted at
Mar 2, 2026, 10:06 PM
Active
[WTS] Longines Hydroconquest Blue 39mm - $1150

Longines Hydroconquest Blue 39mm - $1150

Longines - Hydroconquest · $1,150
A blue dial Longines Hydroconquest 39mm watch with a full kit, in excellent condition and keeping good time.

  • Condition: Great condition
  • Year purchased: 2025
  • Warranty duration: 5 years
Posted at
Mar 1, 2026, 8:14 PM
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