Longines Conquest Conquest 29.5 Quartz Ceramic

Reference L3.257.4.57.2

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 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
Active
[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
[WTS] 2026 Longines Hydroconquest 39mm - Grey Bezel / Black Dial

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
Active
[WTS] Longines HydroConquest Sunray Blue- L3.790.4.96.6

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
Active
[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

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
Active
[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
Active
[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
Active