Longines Conquest Conquest Automatic 39 Ceramic

Reference L3.655.4.56.0

About this watch

The Longines L3.655.4.56.0 Conquest Automatic 39 Ceramic is a masterpiece that seamlessly blends elegance with functionality, perfect for those who value style, durability, and performance. This timepiece boasts a rich history behind it, being part of the esteemed Longines brand founded in 1832. The Conquest collection is renowned for its sporty elegance, making this watch suitable for both urban and outdoor settings. Its ceramic and stainless steel construction provides a luxurious yet robust appeal, while the striking black dial adds a touch of modernity. With a diameter of 39 mm and lug width of 19 mm, it's comfortable to wear and suitable for various wrist sizes. The sapphire crystal glass is scratch-resistant, making it perfect for active individuals. At its heart lies the reliable Longines caliber L633.5 (ETA 2824-2) automatic movement, celebrated for its accuracy and reliability. With a power reserve of 38 hours and frequency of 28,800 vibrations per hour, this watch ensures smooth ticking and practicality. Its impressive water resistance of up to 300 meters makes it suitable for swimming or diving without worry. Whether you're lounging by the pool or exploring underwater, the Conquest Automatic 39 Ceramic has got your back.
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Key Features

  • Longines caliber L633.5 automatic movement
  • Sapphire crystal glass with scratch resistance
  • Ceramic and stainless steel construction
  • Water resistance up to 300 meters
  • Date function with accuracy and reliability
  • Stunning black dial with modern touch
  • Lightweight design for comfort

Specifications

Brand
Longines
Family
Conquest
Model
Conquest Automatic 39 Ceramic
Reference
L3.655.4.56.0
Movement
l633-5
Movement Features
  • Hours, Minutes, Seconds
  • Date
Case
39mm
Dial Color
Black
Crystal
Sapphire
Water Resistance
300

Current Listings

[WTS] Longines Conquest 38mm Full Kit 2025

Longines Conquest 38mm Full Kit 2025

Longines - Conquest $1,450
This Longines Conquest 38mm is a fantastic everyday piece with all the boxes and accessories included. It runs well and fits perfectly.

  • Condition: Fantastic condition
  • Case size: 38mm
  • Strap type: Rubber strap
  • Adjustment feature: Micro adjust
Posted at
Jan 18, 2026, 3:43 PM
Active
[WTS] 2024 Longines HydroConquest 43mm Black Ceramic L3.782.4

2024 Longines HydroConquest 43mm Black Ceramic L3.782.4

Longines - L3.782.4 $999
A 2024 Longines HydroConquest watch with a black ceramic case and 43mm diameter.

  • Case material: black ceramic
  • Case size: 43mm diameter
  • Year of manufacture: 2024
Posted at
Jan 16, 2026, 3:58 PM
Active
[WTS] Longines Conquest Day-Date Stardust Dial, MINT L1.615.3 only for 325$ Shipped馃殺

Longines Conquest Day-Date Stardust Dial, MINT L1.615.3 only for 325$ Shipped馃殺

Longines - L1.615.3 $325
A Longines Conquest Day-Date watch features a stainless steel and gold-plated case, measuring approximately 34mm in size. The dial has a beautiful stardust texture and the quartz movement is working perfectly fine.

  • Condition: Mint
  • Case Size: 34mm diameter
  • Bracelet Length: 8 inches
Posted at
Jan 14, 2026, 8:25 AM
Active
[WTS] Longines HydroConquest Grey L3.780.3.78.6 - $1199

Longines HydroConquest Grey L3.780.3.78.6 - $1199

Longines - L3.780.3.78.6 $1,199
This Longines HydroConquest is a gray automatic dive watch featuring a 39mm case size, 48mm lug to lug length, and L888 movement.

  • Condition: Used
  • Case size: 39mm diameter
  • Lug to lug length: 48mm
Posted at
Jan 13, 2026, 5:36 AM
Active
[WTS] Longines Conquest V.H.P. GMT 43mm Black PVD

Longines Conquest V.H.P. GMT 43mm Black PVD

Longines - L3.728.2.66.6 $850
This Longines Conquest V.H.P. GMT features a black carbon dial and is equipped with the famous V.H.P. movement technology, along with a second time zone indication.

  • Condition: pre-owned
  • Case Size: 43mm diameter
  • Strap Included: 22mm Christopher Ward Tide strap,OEM bracelet,MN strap
Posted at
Jan 12, 2026, 7:33 PM
Active
[WTS] LONGINES Conquest 38mm Blue Dial - $1650 shipped DM for more pics.

LONGINES Conquest 38mm Blue Dial - $1650 shipped DM for more pics.

$1,650
38mm blue dial Longines Conquest watch

  • Size: 38mm
Posted at
Jan 10, 2026, 1:40 AM
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