Longines Conquest Conquest Automatic 39 Ceramic

Reference L3.655.4.56.2

About this watch

The Longines Conquest Automatic 39 Ceramic is a masterclass in luxury watchmaking. This sleek black dial, round case beauty boasts an impressive 300m water resistance rating, making it perfect for swimmers, divers, or anyone who wants to wear their timepiece with confidence. The ceramic and stainless steel construction provides a comfortable fit on the wrist, while the sapphire crystal glass ensures that the beautiful dial remains scratch-free. Powering this stunning watch is the Longines caliber L633.5 movement, which boasts 38 hours of power reserve and operates at an impressive 28,800 vibrations per hour. With its elegant design, robust features, and reputable heritage, the Conquest Automatic 39 Ceramic is a true investment piece that promises longevity and style.

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Key Features

Longines caliber L633.5 automatic movement
300m water resistance rating
Sapphire crystal glass for scratch-resistance
Ceramic and stainless steel construction for comfort and durability
Date function for convenient everyday use
25 jewels to reduce friction and enhance longevity

Specifications

Brand

Longines

Family

Conquest

Model

Conquest Automatic 39 Ceramic

Reference

L3.655.4.56.2

Movement

l633-5

Movement Features

Hours, Minutes, Seconds
Date

Case

39mm

Dial Color

Black

Crystal

Sapphire

Water Resistance

300

Current Listings

2026 Longines Conquest Chronograph 42mm Silver / Blue Dial L3.835.4.98.6 Auto FULL SET

Longines - L3.835.4.98.6 · $3,100

This Longines Conquest Chronograph is a beautifully designed stainless steel chrono with a silver and blue dial, offering a 60-hour power reserve and 100m water resistance.

Condition: Excellent, Like New Condition
Movement: Calibre L898.5 Automatic (60 hour power reserve)
Case size: 42mm
Case material: Stainless Steel

Posted at

May 10, 2026, 11:01 PM

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Longines Hydroconquest Quartz Two Tone L3.740.3.56.7 - $600 🚢

Longines - L3.740.3.56.7 · $600

A quartz-powered diver's watch from Longines, featuring a black dial and two-tone yellow gold PVD finish on the 41mm case.

Condition: Good (light scratches)
Case size: 41mm
Material: two tone yellow gold PVD
Movement: quartz

Posted at

May 10, 2026, 5:48 PM

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Longines Conquest Auto - 41mm - Previous Gen - New Bracelet & Excellent Condition

Longines - L37774586 · $950

The listing is for a Longines Conquest Auto in black dial, 41mm case size. The watch comes with two straps: a leather strap and a brand new factory bracelet.

Condition: Excellent, almost flawless
Bracelet: brand new factory-purchased replacement bracelet
Strap: leather strap included with sale
Bezel mark: small mark at 12:00

Posted at

May 10, 2026, 4:34 PM

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Longines Heritage Conquest - L1.611.4 - Great Condition - Box and Papers

Longines - L1.611.4 · $1,099

This Longines Heritage Conquest is a well-maintained timepiece with a silver dial, original band and buckle.

Condition: Excellent
Case Size: not specified

Posted at

May 10, 2026, 10:17 AM

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Longines Hydroconquest 43mm (updated pictures)

Longines - L3.782.4.56.6 · $1,260

This Longines Hydroconquest 43mm features a black dial on a stainless steel bracelet and has been worn only 4-6 times since its purchase. It comes with a full set, including the box, tags, warranty cards, and is still under Jomashop's 2-year warranty.

Condition: Fantastic, worn 4-6 times
Case size: 43mm
Lug to lug: 53mm
Thickness: 11.90mm

Posted at

May 9, 2026, 4:10 PM

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(brand new) Longines HydroConquest 39mm - $1800 shipped

Longines - HydroConquest · $1,800

This brand new Longines HydroConquest features a black dial, stainless steel case and bracelet, sapphire crystal with anti-reflective coating, and is powered by the L888.4 automatic movement.

Condition: Unworn
Case material: stainless steel
Bracelet material: stainless steel
Water resistance: 300m

Posted at

May 9, 2026, 1:11 PM

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