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

Longines HydroConquest 41mm

Longines - L3.781.4.96.6 · $1,100
A Longines HydroConquest 41mm watch with a blue sunburst dial, featuring a clean crystal and flawless dial.

  • Condition: Excellent pre-owned condition
  • Diameter: 41mm
Posted at
Apr 15, 2026, 3:43 PM
Active
[WTS] Longines Hydroconquest Chronograph 41 Ref. L3.783.4 – Travel Box & Manual | $1,900

Longines Hydroconquest Chronograph 41 Ref. L3.783.4 – Travel Box & Manual | $1,900

Longines - L3.783.4 · $1,900
This Longines Hydroconquest Chronograph is a high-performance Swiss diver's watch featuring a blue ceramic bezel and screw-down crown, powered by the calibre L688.2 column-wheel chronograph movement with a 54-hour power reserve.

  • Condition: Very good with minor usage marks
  • Case Size: 41mm x 51mm stainless steel case, 15.6mm thickness, 21mm lug width
  • Movement: Longines L688.2 automatic column wheel chronograph with 27 jewels, 28,800 bph, and a 54-hour power reserve
  • Water Resistance: 300m (30 ATM)
Posted at
Apr 15, 2026, 11:30 AM
Active
[WTS] Longines Conquest L3.835.4.72.6

Longines Conquest L3.835.4.72.6

Longines - L3.835.4.72.6 · $2,350
This Longines Conquest features a unique panda dial and is available for sale in excellent condition, almost entirely free of wear.

  • Condition: Excellent condition
  • Payment Methods: crypto, cash, etc (except PayPal)
  • Local Meeting: Yes, available to meet locally in southwest FL
  • Trades Accepted: Tudor, Cartier, Rolex, Omega, Breitling, AP only
Posted at
Apr 15, 2026, 10:21 AM
Active
[WTS] Longines HydroConquest GMT Black. Ref: L3.790.4.56.6 (2025) Complete. $1,950

Longines HydroConquest GMT Black. Ref: L3.790.4.56.6 (2025) Complete. $1,950

Longines - L3.790.4.56.6 · $1,950
This Longines HydroConquest GMT Black is a modern dive watch with excellent everyday wearability, offering both tool watch functionality and travel convenience.

  • Condition: Excellent pre-owned
  • Case size: 41mm diameter
  • Water resistance: 300m
Posted at
Apr 14, 2026, 9:45 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