Longines Conquest Conquest Automatic 39 Ceramic

Reference L3.655.4.56.6

About this watch

The Longines Conquest Automatic 39 Ceramic is a masterpiece of watchmaking, blending elegance with functionality in a sleek black ceramic case. This round timepiece, measuring 39 mm in diameter, boasts a perfect balance for both men and women, with a lug width of 19 mm for versatility. The black dial features mixed indexes and luminous stick hands, ensuring visibility even in low light. Protected by sapphire crystal glass, this watch is resistant to scratches and maintains its pristine appearance over time. At the heart of the Conquest Automatic 39 Ceramic lies the Longines caliber L633.5, an automatic movement based on the renowned ETA 2824-2, celebrated for its reliability and precision. With a water resistance of up to 300 meters, this watch is built for adventure, suitable for recreational diving and other water-related activities. Its stainless steel bracelet feels sturdy yet comfortable against the skin, making it perfect for daily wear. This timepiece is not just about telling time; it's a statement piece that can elevate any outfit, embodying the perfect blend of style, functionality, and reliability.
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Key Features

  • Automatic Movement (Longines Caliber L633.5)
  • Water Resistance up to 300 meters
  • Sapphire Crystal Glass
  • Black Ceramic Case with Stainless Steel Bracelet
  • 39mm Round Diameter, 19mm Lug Width
  • Mixed Indexes and Luminous Stick Hands on Black Dial
  • 38 hours Power Reserve

Specifications

Brand
Longines
Family
Conquest
Model
Conquest Automatic 39 Ceramic
Reference
L3.655.4.56.6
Movement
l633-5
Movement Features
  • Hours, Minutes, Seconds
  • Date
Case
39mm
Dial Color
Black
Crystal
Sapphire
Water Resistance
300

Current Listings

[WTS] (Longines) (2026 Hydroconquest 42) Full 5 Year Warranty, LNIB

(Longines) (2026 Hydroconquest 42) Full 5 Year Warranty, LNIB

This newly released Longines Hydroconquest is a large watch with exceptional fit and finish. It comes in its original packaging with a full kit and warranty.

  • Condition: LNIB (Like New In Box)
  • Case size: 42mm
  • Water resistance: not specified
Posted at
Apr 13, 2026, 2:48 PM
Active
[WTS] Longines "Conquest" 1970s/Early '80s Integrated Solid Link Bracelet Calibre L.746.2 Ref.4384 (ETA 954.111) $450 (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) $450 (message me if you can't see the details/description in the comments)

Longines - 4384 · $450
This vintage Swiss-made Longines 'Conquest' watch features a refined integrated steel sports design, evoking a daring spirit of adventure and discovery. The dial is a subtle in between of grey and light brown, with a vertically brushed linen texture. The case is finely brushed for an industrial look, contrasting with the elegance of the design.

  • Condition: Great considering its age
  • Movement: Longines calibre L.746.2 (ETA 954.111)
  • Bracelet: Integrated solid link bracelet with fine brushed finish and screw pins for easy length adjustment
  • Crystal: Some faint scratches
Posted at
Apr 12, 2026, 10:54 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