Longines Conquest Conquest 29.5 Quartz Stainless Steel Diamond Bezel

Reference L3.258.0.89.6

About this watch

The Longines Conquest 29.5 Quartz Stainless Steel Diamond Bezel is a stunning timepiece that embodies style, sophistication, and functionality. With its elegant design, reliable quartz movement, and water-resistant up to 300 meters, this watch is perfect for both men and women who want a versatile piece that can be worn in any setting. The combination of stainless steel and diamond accents creates a dazzling effect that catches the light beautifully. The white mother-of-pearl dial offers a luxurious feel and depth that changes with the light. The gem-set indexes not only enhance the watch’s beauty but also add a unique flair that sets it apart from other timepieces. The Longines caliber L250 is known for its reliability and precision, operating using the base ETA 956.112. With a power reserve of 26,280 seconds, you won’t have to worry about winding it frequently. The date function adds a practical touch, making it a functional companion in your daily life. Whether you're dressing up for a night out or keeping it casual, this watch fits seamlessly into any wardrobe. Its robust design and water resistance mean you can wear it during your daily activities without fear of damage.

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Key Features

Longines caliber L250 quartz movement
Stainless steel case with 300m water resistance
White mother-of-pearl dial with gem-set indexes
30mm round case diameter
Sapphire glass
Adjustable stainless steel band

Specifications

Brand

Longines

Family

Conquest

Model

Conquest 29.5 Quartz Stainless Steel Diamond Bezel

Reference

L3.258.0.89.6

Movement

l250

Movement Features

Hours, Minutes, Seconds
Date

Case

Stainless Steel 30mm

Dial Color

White

Crystal

Sapphire

Water Resistance

300

Current Listings

2026 Longines HydroConquest 39mm - Black Ceramic - Newest Release - Full Set

Longines - L3.779.4.56.6 · $1,900

The newly redesigned Longines HydroConquest in the highly sought-after 39mm size, featuring a refined dial and upgraded bracelet.

Condition: Excellent Used Condition
Size: 39mm diameter
Thickness: ~11.9mm
Lug-to-lug length: 47mm

Posted at

May 7, 2026, 8:43 PM

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Longines Hydroconquest 43mm L3.782.4.56.6-3 weeks owned.

Longines - L3.782.4.56.6 · $1,350

A Longines Hydroconquest 43mm watch on a black dial with a stainless steel bracelet, now on an Ali Rubber strap.

Condition: Mint condition, worn approximately 5 times
Case size: 43mm diameter
Lug to lug: 53mm
Thickness: 11.90mm

Posted at

May 7, 2026, 4:43 AM

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[WTS] Longines "Conquest" Swiss-Made 1970s/Early '80s Integrated Solid Link Bracelet, Calibre L.746.2 Ref.4384 (ETA 954.111) $435 (details/description in the comments)

Longines "Conquest" Swiss-Made 1970s/Early '80s Integrated Solid Link Bracelet, Calibre L.746.2 Ref.4384 (ETA 954.111) $435 (details/description in the comments)

Longines - 4384 · $435

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

Condition: Great condition considering its age, only minor general wear
Movement: Longines calibre L.746.2 (Swiss-made ESA ETA 954.111)
Bracelet Type: Integrated solid link bracelet
Bracelet Dimensions: Accommodates up to roughly 18cm wrist size

Posted at

May 6, 2026, 9:53 PM

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Longines Hydroconquest Quartz Two Tone L3.740.3.56.7 - $600 🚢

Longines - L3.740.3.56.7 · $600

This Longines Hydroconquest is a 41mm two-tone diver's watch with a quartz movement.

Condition: Used with light scratches
Size: 41mm diameter

Posted at

May 6, 2026, 9:43 PM

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2025 Longines Hydroconquest 41mm Ref: L37814056

Longines - L37814056 · $1,300

This listing is for a 2025 Longines Hydroconquest 41mm watch, featuring an automatic self-winding caliber L888.5, unidirectional green ceramic bezel, and 300M water resistance.

Condition: Like new with some minor marks on the bracelet and buckle
Case size: 41mm
Bracelet type: Stainless steel
Water resistance: 300m depth rating

Posted at

May 6, 2026, 8:37 PM

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Longines Hydroconquest 42 mm “Green” 2026

Longines - Hydroconquest 42mm · $1,800

Up for sale is one of my new Longines Hydroconquest 42mm watches, I purchased several but find myself gravitating towards other models.

Condition: New
Case size: 42mm diameter

Posted at

May 6, 2026, 7:28 PM

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(Longines) (2026 Hydroconquest 39mm Commonwealth) Brand New and Unworn

Longines - L3.779.4.09.9 · $2,650

This is a Limited Edition Hydroconquest Commonwealth Games watch from Longines, purchased brand new from an authorized dealer and still under warranty.

Case diameter: 39mm
Box condition: great condition with exception of price sticker on outer box

Posted at

May 6, 2026, 5:30 PM

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Longines Conquest Chronograph 42mm – Blue Ceramic Bezel – Ref. L3.835.4.98 – Full Kit - repost

Longines - L3.835.4.98 · $2,499

This is a Longines Conquest Chronograph with a blue ceramic bezel, featuring a 42mm case size.

Condition: Excellent condition
Case size: 42mm
Water resistance: null
Box and papers: true

Posted at

May 5, 2026, 3:24 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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