Longines Conquest Conquest 41 Automatic Ceramic

Reference L3.657.4.86.2

About this watch

The Longines Conquest 41 Automatic Ceramic (model L3.657.4.86.2) is a stunning timepiece that embodies elegance, precision, and sophistication. Crafted from durable ceramic and stainless steel materials, this watch exudes luxury while withstanding the rigors of daily wear. The 41mm round case feels robust yet elegant, making it suitable for both casual and formal occasions. The lustrous white mother-of-pearl dial reflects light beautifully, creating a shimmering effect that changes depending on the angle. This unique characteristic ensures that your watch stands out, even in a crowd. The Conquest 41 features a reliable and precise Longines caliber L633.5 movement, which offers impressive accuracy and a 38-hour power reserve. With a water resistance rating of 300 meters, this watch is a true diver's companion, suitable for swimming, snorkeling, or any other aquatic adventure. Whether you're in the market for a watch that exudes class while being functional, the Longines Conquest 41 Automatic Ceramic (model L3.657.4.86.2) is an ideal choice.

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Key Features

41mm round case made from ceramic and stainless steel
Lustrous white mother-of-pearl dial with shimmering effect
Reliable Longines caliber L633.5 movement with 38-hour power reserve
300m water resistance rating for diving and aquatic activities
Sapphire crystal glass for exceptional scratch resistance
21mm lug width for comfortable strap adjustment
Ceramic and stainless steel materials for durability and light weight

Specifications

Brand

Longines

Family

Conquest

Model

Conquest 41 Automatic Ceramic

Reference

L3.657.4.86.2

Movement

l633-5

Movement Features

Hours, Minutes, Seconds
Date

Case

41mm

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

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

Longines - HydroConquest GMT · $1,980

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

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Longines Hydroconquest 39mm Black MINT

Longines - Hydroconquest 39mm Black · $2,200

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

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

Longines - L3.742.4.56.6 · $775

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

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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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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

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2026 Longines Hydroconquest 39mm - Grey Bezel / Black Dial

Longines - L3-779-4-70-6 · $2,100

This 2026 Longines Hydroconquest is a 39mm grey bezel/black dial watch, purchased directly from Longines and regularly worn. It's free of major scratches or dents but has minor wear on the back of one lug.

Condition: Excellent to LNIB (like new in box)
Bracelet length: up to an 8in wrist
Bent link pin: one link pin is bent and unusable
Included accessories: all original packaging, accessories, and paperwork

Posted at

Apr 16, 2026, 3:09 PM

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Longines HydroConquest Sunray Blue- L3.790.4.96.6

Longines - L3.790.4.96.6 · $2,900

A brand new Longines HydroConquest with sunray blue dial, featuring a new box and papers.

Condition: Brand new
Box And Papers: brand new

Posted at

Apr 16, 2026, 12:11 PM

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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

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