Longines Conquest Conquest 29.5 Quartz Stainless Steel Double Row Diamond Bezel

Reference L3.258.0.87.6

About this watch

The Longines Conquest 29.5 Quartz Stainless Steel Double Row Diamond Bezel is a masterpiece of luxury watchmaking. With its stunning round shape and 30 mm diameter, this petite timepiece exudes elegance and sophistication. The white mother of pearl dial adds a touch of refinement, while the gem-set indexes sparkle with luxury. But it's the double row diamond bezel that truly sets this watch apart - imagine wearing a piece of shimmering beauty on your wrist! Longines' commitment to quality craftsmanship shines through in every detail, from the durable stainless steel case to the scratch-resistant sapphire glass. The reliable quartz movement is powered by the Longines caliber L250, ensuring accuracy and reliability with its date function and water resistance up to 300 meters. Whether you're dressing up or down, this watch seamlessly transitions from day to night, making it a valuable addition to any collection. With its comfortable fit and secure clasp, you'll almost forget you're wearing it - which is exactly what you want from a luxury timepiece.
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Key Features

  • Longines caliber L250 quartz movement
  • Double row diamond bezel
  • Stainless steel case with sapphire glass
  • 30 mm diameter and 7 jewels
  • Water resistance up to 300 meters
  • Date function and analog display
  • Comfortable fit and secure clasp

Specifications

Brand
Longines
Family
Conquest
Model
Conquest 29.5 Quartz Stainless Steel Double Row Diamond Bezel
Reference
L3.258.0.87.6
Movement
l250
Movement Features
  • Hours, Minutes, Seconds
  • Date
Case
Stainless Steel 30mm
Dial Color
White
Crystal
Sapphire
Water Resistance
300

Current Listings

[WTS] Longines HydroConquest GMT 41mm Black, Full Kit, June 2025

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

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
Active
[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