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

Longines Conquest Chronograph $499 Shipped

Longines - L3.660.4 · $499

This Longines Conquest Chronograph features a stunning Silverish White sunburst dial with raised indices and three register chronograph subdials, housed in a robust sporty case.

Condition: Great condition
Case size: 41mm diameter
Lug to lug: 50mm
Thickness: 13mm

Posted at

May 18, 2026, 7:59 PM

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Longines Hydroconquest 39mm black bezel - 2026 release

Longines - Hydroconquest 39mm black bezel · $2,050

A 39mm black bezel Longines Hydroconquest with a black dial, sold in full kit and unregistered for warranty purposes.

Condition: Like-new
Case diameter: 39mm
Condition notes: No scratches anywhere on the case, crystal or bracelet

Posted at

May 18, 2026, 4:29 PM

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Longines HydroConquest GMT 41mm – $1800

Longines - HydroConquest GMT · $1,800

This Longines HydroConquest GMT features a 41mm case and is in great condition, despite some minor imperfections on the bezel and bracelet.

Condition: Pre-owned with minor wear
Case Size: 41mm
Bezel Condition: Clean

Posted at

May 18, 2026, 9:22 AM

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Longines Conquest V.H.P. 36mm (L3.316.4.76.6) - $450

Longines - L3.316.4.76.6 · $450

This Longines Conquest V.H.P. is a 36mm quartz watch featuring a white dial and high accuracy, rated +/- 5 seconds per year. It's officially listed as silver but appears white to the seller.

Condition: Excellent with minor daily wear
Case diameter: 36mm
Lug width: 18mm
Bracelet size: 6.75"

Posted at

May 17, 2026, 4:03 PM

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Longines Heritage Conquest - L1.611.4 - Great Condition - Box and Papers - $1,099

Longines - L1.611.4 · $1,099

This Longines Heritage Conquest features a silver dial and comes with original band, buckle, box, papers, an extra strap, and is in immaculate condition.

Condition: Excellent
Band Condition: Great
Buckle Condition: Great

Posted at

May 17, 2026, 12:54 PM

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Longines Hydroconquest Quartz Two Tone L3.740.3.56.7 - $550

Longines - L3.740.3.56.7 · $550

A Longines Hydroconquest quartz two-tone diver watch, featuring a black dial and 41mm case size.

Condition: Pre-owned with light scratches
Case size: 41mm
Material: two tone

Posted at

May 17, 2026, 9:13 AM

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[WTS] Longines "Conquest" Swiss-Made 1970s/Early '80s Integrated Solid Link Bracelet, Calibre L.746.2 Ref.4384 (ETA 954.111) $430 (details/description in the comments)

Longines "Conquest" Swiss-Made 1970s/Early '80s Integrated Solid Link Bracelet, Calibre L.746.2 Ref.4384 (ETA 954.111) $430 (details/description in the comments)

Longines - 4384 · $430

This vintage Swiss-made Longines 'Conquest' watch features a refined integrated steel sports design with a subtle dial shape and elegant simplicity. It houses the Longines calibre L.746.2, a beautiful early quartz movement that works well to this day.

Condition: Great condition considering age, minor general wear
Case Dimensions: 30.2mm x 37.8mm x 7.7mm
Bracelet Length Capacity: up to roughly 18cm

Posted at

May 16, 2026, 10:52 PM

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Longines Hydroconquest Quartz Two Tone L3.740.3.56.7 - $550

Longines - L3.740.3.56.7 · $550

This Longines Hydroconquest is a fun and capable diver that comes in the 41mm version, featuring a black dial and quartz movement.

Condition: pre-owned with light scratches
Case Size: 41mm
Movement Type: quartz

Posted at

May 16, 2026, 7:05 PM

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Longines Hydroconquest 39mm black bezel/dial

Longines - 39mm black bezel/black dial Hydroconquest · $2,200

This Longines Hydroconquest 39mm features a black bezel and dial, is in excellent condition, and comes with its full kit including boxes, hangtags, warranty card, and owner's manual.

Condition: Like-new
Case size: 39mm diameter
Box status: full-kit
Warranty remaining: five years

Posted at

May 16, 2026, 5:17 PM

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