Longines Conquest Conquest Automatic 39 Ceramic

Reference L3.655.4.86.2

About this watch

The Longines Conquest Automatic 39 Ceramic (L3.655.4.86.2) is a stunning timepiece that perfectly balances elegance with functionality. With its sleek and sophisticated design, this watch features a mother-of-pearl dial and mixed indexes for perfect readability. The ceramic case is incredibly durable and scratch-resistant, while the stainless steel elements add depth to the overall design. At the heart of this watch lies the Longines caliber L633.5, an automatic movement known for its robustness and accuracy. With a water resistance rating of 300 meters, this watch is perfect for aquatic adventures. The 39mm diameter and comfortable stainless steel bracelet make it suitable for any outfit or occasion.
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Key Features

  • Longines Caliber L633.5 Automatic Movement
  • Ceramic Case with Stainless Steel Elements
  • Mother-of-Pearl Dial with Mixed Indexes
  • 300m Water Resistance
  • 38-Hour Power Reserve
  • Sapphire Glass
  • 39mm Diameter and 19mm Lug Width

Specifications

Brand
Longines
Family
Conquest
Model
Conquest Automatic 39 Ceramic
Reference
L3.655.4.86.2
Movement
l633-5
Movement Features
  • Hours, Minutes, Seconds
  • Date
Case
39mm
Dial Color
White
Crystal
Sapphire
Water Resistance
300

Current Listings

[WTS] Longines "Conquest" 1970s/Early '80s Integrated Solid Link Bracelet Calibre L.746.2 Ref.4384 (ETA 954.111) $445 (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) $445 (message me if you can't see the details/description in the comments)

Longines - 4384 · $445
This vintage Swiss-made Longines Conquest from late-1970s or early-1980s features a beautiful integrated steel sports watch design with a subtle grey and light brown dial. The high polish stick indices have a black line going through them and work well with the black dipped pencil hands.

  • Condition: Great condition considering it was made about 45 years ago
  • Case dimensions: 30.2mm x 37.8mm x 7.7mm
  • Bracelet length adjustability: Solid links with screw pins for easy and hassle-free changes
  • Wrist size range: up to roughly 18cm
Posted at
Apr 20, 2026, 11:06 PM
Active
[WTS] Longines HydroConquest GMT 41mm Black, Full Kit, June 2025

Longines HydroConquest GMT 41mm Black, Full Kit, June 2025

Up for sale is my mint condition Longines HydroConquest GMT, a full kit with box, papers, tags, and over 4 years left on the factory warranty.

  • Condition: Mint condition
  • Case dimensions: 41mm diameter, 49mm lug to lug, 12.9mm thickness
  • Movement: L844.5 with 72hrs power reserve
  • Water resistance: 300m
Posted at
Apr 19, 2026, 10:47 PM
Active
[WTS] Longines Hydroconquest 39mm Black MINT

Longines Hydroconquest 39mm Black MINT

A mint condition Longines Hydroconquest 39mm in black with a super comfortable bracelet and excellent bezel action.

  • Condition: MINT
  • Bracelet type: Super comfortable bracelet
  • Clasp type: Excellent on the fly clasp
  • Bezel action: Great bezel action
Posted at
Apr 19, 2026, 9:12 AM
Active
[WTS] Longines HyrdroConquest L3.742.4.56.6 Complete set + OEM Stainless Steel Bracelet

Longines HyrdroConquest L3.742.4.56.6 Complete set + OEM Stainless Steel Bracelet

For sale is a Longines Hydroconquest, this watch comes with its complete set including an OEM stainless steel bracelet.

  • Condition: great condition with light wear on the bracelet and case
  • Bracelet type: stainless steel
  • Payment methods accepted: crypto, other payment methods (except PayPal)
  • Trade options: Tudor, Cartier, Rolex, Omega, Breitling, AP
Posted at
Apr 17, 2026, 12:17 PM
Active
[WTS] Longines HydroConquest 39mm Green Ceramic Bezel 2026 NEW L3.779.4.06.6 – $2800 + shipping

Longines HydroConquest 39mm Green Ceramic Bezel 2026 NEW L3.779.4.06.6 – $2800 + shipping

Longines - L3.779.4.06.6 · $2,800
This Longines HydroConquest features a stunning green ceramic bezel and matching dial, with a 39mm size that wears well on the wrist.

  • Condition: Brand new
  • Case Size: 39mm diameter
  • Bezel Material: green ceramic
Posted at
Apr 17, 2026, 6:00 AM
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[WTS] Longines Conquest 38mm Automatic Sunray Black Men's Watch L3.720.4.52.6 - $1350 SHIPPED

Longines Conquest 38mm Automatic Sunray Black Men's Watch L3.720.4.52.6 - $1350 SHIPPED

Longines - L3.720.4.52.6 · $1,350
This beautiful Longines 38mm Conquest Sunray Black is a great everyday piece that can be dressed up or down, with a dial featuring a sunshine texture reminiscent of vintage Omega pie pan constellation watches.

  • Condition: Great condition, very little wear
  • Diameter: 38mm
Posted at
Apr 16, 2026, 7:15 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