Longines Conquest Conquest 29.5 Quartz Ceramic

Reference L3.257.4.57.2

Longines Conquest 29.5 Quartz Ceramic

About this watch

The Longines Conquest 29.5 Quartz Ceramic is a statement piece, reflecting style, sophistication, and personal taste. This watch is not just about telling time; it's a testament to the brand's commitment to quality and craftsmanship. Founded in 1832, Longines has established a reputation for elegance and precision, blending traditional craftsmanship with modern technology. The Conquest series embodies the spirit of adventure and the pursuit of excellence, designed for those who appreciate both style and functionality. The L3.257.4.57.2 model marries robust features with a sleek aesthetic, featuring a quartz movement with 7 jewels and a power reserve of 26,280 seconds. Crafted from ceramic and stainless steel, this watch is lightweight, durable, and comfortable for all-day wear. Sapphire glass protects the dial, keeping it pristine and scratch-resistant. With its timeless black color, gem-set indexes, and stick hands, this watch exudes sophistication and elegance. Whether you're at a business meeting or out on the town, the Conquest 29.5 is built to handle any occasion with its impressive water resistance of 300 meters.
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Key Features

  • Quartz movement with 7 jewels
  • Power reserve of 26,280 seconds
  • Sapphire glass dial protection
  • Lightweight ceramic and stainless steel construction
  • Water resistance up to 300 meters
  • Timeless black color
  • Gem-set indexes for added luxury

Specifications

Brand
Longines
Family
Conquest
Model
Conquest 29.5 Quartz Ceramic
Reference
L3.257.4.57.2
Movement
l250
Movement Features
  • Hours, Minutes, Seconds
  • Date
Case
29.5mm
Dial Color
Black
Crystal
Sapphire
Water Resistance
300

Current Listings

[WTS] Longines HydroConquest GMT - Unworn, Full Set, Black Dial 41mm. The watch is in completely unworn condition and comes as a full set including box, papers, and all original accessories. Price:1700. UK-based. Happy to ship or meet depending on location. Dm if interested

Longines HydroConquest GMT - Unworn, Full Set, Black Dial 41mm. The watch is in completely unworn condition and comes as a full set including box, papers, and all original accessories. Price:1700. UK-based. Happy to ship or meet depending on location. Dm if interested

Longines - HydroConquest GMT · $1,700
The Longines HydroConquest GMT is a 41mm timepiece that comes as a full set including box, papers, and all original accessories. It is in completely unworn condition.

  • Condition: Unworn
  • Case Size: 41mm
  • Set: Full set including box, papers, and all original accessories
Posted at
Apr 16, 2026, 11:26 AM
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[WTS] Longines Hydroconquest GMT 41mm Black (Nov 2024)- $2950 AUD (Sydney, Australia)

Longines Hydroconquest GMT 41mm Black (Nov 2024)- $2950 AUD (Sydney, Australia)

Longines - L3.826.4.53.2 · $2,950
a black Longines Hydroconquest GMT watch with a 41mm case size.

  • Material: Stainless Steel
  • Diameter: 41mm
  • Depth rating: 300m
Posted at
Apr 16, 2026, 9:54 AM
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[WTS] Longines HydroConquest 41mm

Longines HydroConquest 41mm

Longines - L3.781.4.96.6 · $1,100
A Longines HydroConquest 41mm watch with a blue sunburst dial, featuring a clean crystal and flawless dial.

  • Condition: Excellent pre-owned condition
  • Diameter: 41mm
Posted at
Apr 15, 2026, 3:43 PM
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[WTS] Longines Hydroconquest Chronograph 41 Ref. L3.783.4 – Travel Box & Manual | $1,900

Longines Hydroconquest Chronograph 41 Ref. L3.783.4 – Travel Box & Manual | $1,900

Longines - L3.783.4 · $1,900
This Longines Hydroconquest Chronograph is a high-performance Swiss diver's watch featuring a blue ceramic bezel and screw-down crown, powered by the calibre L688.2 column-wheel chronograph movement with a 54-hour power reserve.

  • Condition: Very good with minor usage marks
  • Case Size: 41mm x 51mm stainless steel case, 15.6mm thickness, 21mm lug width
  • Movement: Longines L688.2 automatic column wheel chronograph with 27 jewels, 28,800 bph, and a 54-hour power reserve
  • Water Resistance: 300m (30 ATM)
Posted at
Apr 15, 2026, 11:30 AM
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[WTS] Longines Conquest L3.835.4.72.6

Longines Conquest L3.835.4.72.6

Longines - L3.835.4.72.6 · $2,350
This Longines Conquest features a unique panda dial and is available for sale in excellent condition, almost entirely free of wear.

  • Condition: Excellent condition
  • Payment Methods: crypto, cash, etc (except PayPal)
  • Local Meeting: Yes, available to meet locally in southwest FL
  • Trades Accepted: Tudor, Cartier, Rolex, Omega, Breitling, AP only
Posted at
Apr 15, 2026, 10:21 AM
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[WTS] Longines HydroConquest GMT Black. Ref: L3.790.4.56.6 (2025) Complete. $1,950

Longines HydroConquest GMT Black. Ref: L3.790.4.56.6 (2025) Complete. $1,950

Longines - L3.790.4.56.6 · $1,950
This Longines HydroConquest GMT Black is a modern dive watch with excellent everyday wearability, offering both tool watch functionality and travel convenience.

  • Condition: Excellent pre-owned
  • Case size: 41mm diameter
  • Water resistance: 300m
Posted at
Apr 14, 2026, 9:45 PM
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[WTS] Longines Conquest 38mm Automatic Sunray Black Men's Watch L3.720.4.52.6 - $1375 SHIPPED

Longines Conquest 38mm Automatic Sunray Black Men's Watch L3.720.4.52.6 - $1375 SHIPPED

Longines - L3.720.4.52.6 · $1,375
A beautiful Longines Conquest Sunray Black watch in 38mm diameter, available for everyday wear and can be dressed up or down.

  • Condition: Great condition, seldom worn
  • Original box and accessories included: true
  • Size: 38mm diameter
Posted at
Apr 13, 2026, 4:52 PM
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[WTS] (Longines) (2026 Hydroconquest 42) Full 5 Year Warranty, LNIB

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

Longines - Hydroconquest 42 · $2,200
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
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[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
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