Longines Conquest Conquest 29.5 Quartz Stainless Steel Diamond Bezel

Reference L3.258.0.88.6

About this watch

When it comes to luxury watches, few brands evoke the same level of admiration and trust as Longines. The Conquest L3.258.0.88.6 is a stunning piece that combines elegance with functionality. Its round stainless steel case and diamond bezel create a harmonious balance between style and durability. The white mother-of-pearl dial shimmers differently under varying light conditions, giving it a dynamic look. Equipped with stick hands and gem-set indexes, this watch makes a bold statement without being overly flashy. At the heart of the Conquest L3.258.0.88.6 lies the Longines Caliber L250, a reliable and precise quartz movement derived from the ETA 956.112. With a 7-jewel configuration, this movement is designed to last, offering a power reserve that keeps your watch ticking smoothly. The Conquest L3.258.0.88.6 also boasts an impressive water resistance rating of 300 meters, making it suitable for swimming, snorkeling, or even diving. Wearing the Conquest L3.258.0.88.6 is a comfortable experience, thanks to its stainless steel bracelet that fits snugly on your wrist without pinching or causing discomfort. The Longines Conquest 29.5 Quartz Stainless Steel Diamond Bezel is undoubtedly a stunning watch that tells time beautifully while also making a statement about your taste and style.
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Key Features

  • Stainless Steel Case
  • Gem-Set Diamond Bezel
  • White Mother-of-Pearl Dial
  • Quartz Longines Caliber L250 Movement
  • 300m Water Resistance
  • Stick Hands
  • Sapphire Glass

Specifications

Brand
Longines
Family
Conquest
Model
Conquest 29.5 Quartz Stainless Steel Diamond Bezel
Reference
L3.258.0.88.6
Movement
l250
Movement Features
  • Hours, Minutes, Seconds
  • Date
Case
Stainless Steel 30mm
Dial Color
White
Crystal
Sapphire
Water Resistance
300

Current Listings

[WTS] Longines "Conquest" 1970s/Early '80s Integrated Solid Link Bracelet Calibre L.746.2 Ref.4384 (ETA 954.111) $465 (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) $465 (message me if you can't see the details/description in the comments)

Longines - 4384 · $465
This vintage Swiss-made Longines "Conquest" is a beautiful example of an integrated steel sports watch. The dial shape is very '70s with its TV dial shape, featuring a subtle grey and light brown color with a vertically brushed linen texture.

  • Condition: Great condition considering its age, with minor general wear
  • Diameter: 30.2mm x 37.8mm
  • Thickness: 7.7mm
Posted at
Mar 15, 2026, 10:53 PM
Active
[WTS] Longines Hydroconquest GMT 41mm

Longines Hydroconquest GMT 41mm

The Longines Hydroconquest GMT is a blue-dialed watch featuring a GMT complication, housed in a 41mm case. It comes with a complete full set and eBay verification.

  • Condition: Pre-owned with minor wear
  • Case size: 41mm
  • Bracelet condition: Minor wear
Posted at
Mar 15, 2026, 5:06 PM
Active
[WTS] Longines Conquest V.H.P. 36mm - White Dial - (Reserved)

Longines Conquest V.H.P. 36mm - White Dial - (Reserved)

This is a Longines Conquest V.H.P. in white dial, featuring a 36mm case size and 'very high precision' quartz movement with an accuracy of about 5 seconds per year.

  • Condition: A- (minor marks on case, serviced by Longines)
  • Dial color: white
  • Case size: 36mm diameter
  • Movement type: quartz (VHP)
Posted at
Mar 15, 2026, 2:19 PM
Active
[WTS] Longines Conquest White Dial Automatic Ref : L3.676.4.76.6 Full Set Price : 1050$

Longines Conquest White Dial Automatic Ref : L3.676.4.76.6 Full Set Price : 1050$

Longines - L3.676.4.76.6 · $1,050
A Longines Conquest White Dial Automatic watch with a stainless steel case and automatic movement, featuring hour, minute, second, and date functions.

  • Diameter: 39mm
  • Movement: Automatic Caliber L633 (base ETA 2824-2)
  • Water resistance depth rating: 300m
Posted at
Mar 14, 2026, 9:29 AM
Active
Longines HydroConquest, L3.781.4.06.9, Steel Diver, Olive, Excellent Condition.

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
Active