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

Longines Conquest Heritage Central Power Reserve — Excellent Condition

Longines - Conquest Heritage Central Power Reserve · $1,999

A modern Longines Conquest Heritage model featuring a central power-reserve hand and an alligator strap, available for purchase with shipping included.

Condition: Excellent Condition
Strap material: alligator
Box included: No

Posted at

Mar 26, 2026, 6:53 PM

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Longines. Hydro Conquest. 41mm. Full Kit. $975 Only.

Longines - L3.781.4.56.6 · $975

This Longines Hydro Conquest is a 41mm watch that comes in full kit with everything expected, including an undated warranty.

Condition: 9/10
Bracelet: fully linked Longines bracelet
Kit Contents: full kit with everything expected, including undated warranty

Posted at

Mar 26, 2026, 11:39 AM

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Longines Conquest Rubber Strap L3.720.4.02.9 $1,699

Longines - L3.720.4.02.9 · $1,699

This Longines Conquest features a rubber strap in green, with a deployment clasp and comes with all original boxes and papers.

Condition: Brand new
Strap material: rubber
Strap color: green

Posted at

Mar 24, 2026, 2:22 PM

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Longines 9004-6 Conquest Calendar (1958) — Cal. 19ASD — Freshly Serviced — $899 Shipped

Longines - 9004-6 · $899

A 1958 stainless steel Longines Conquest Calendar in excellent condition with a natural bubble patina on the dial and crisp hands. The watch has an automatic movement and features a date function via crown rotation.

Condition: Pre-owned with recently serviced movement
Movement: Cal. 19ASD automatic (18,000 vph, 19 jewels)
Case size: 35mm diameter
Lug-to-lug length: 43mm

Posted at

Mar 24, 2026, 1:55 PM

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Longines Conquest 41mm L3.830.4.92.6 Blue Dial - New/Unworn - $1,800

Longines - L3.830.4.92.6 · $1,800

This Longines Conquest L3.830.4.92.6 features a blue sunburst dial and is in perfect condition, having never been worn.

Condition: New/Unworn
Case size: 41mm diameter

Posted at

Mar 24, 2026, 9:23 AM

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Longines Hydroconquest with Box+Papers

Longines - Hydroconquest · $900

A gently used Longines Hydroconquest in excellent condition, complete with box, papers, and original accessories.

Condition: Near perfect with minor scratches on the back of the lugs
Box And Papers: Included
Bracelet Links: Extra links after sizing
Warranty Card: Included

Posted at

Mar 22, 2026, 5:10 PM

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OEM Longines HydroConquest GMT 41mm Black Rubber Strap (21mm) w/ OEM Deployant Clasp – Excellent

Longines - HydroConquest GMT 41mm · $350

A Longines HydroConquest GMT watch with a 41mm black rubber strap and deployant clasp, featuring a comfortable on-the-fly micro-adjust mechanism. The watch has been worn sparingly and shows minimal signs of wear.

Condition: Lightly used
Lug width: 21mm
Clasp type: deployant

Posted at

Mar 22, 2026, 3:26 PM

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Longines Hydroconquest GMT - Sunray Brown - 41mm- Full Kit - Excellent Condition

Longines - Hydroconquest GMT 41mm · $1,350

A Longines Hydroconquest GMT 41mm with a sunray brown dial and ceramic bezel insert, featuring an updated bezel and quick-adjust bracelet. It has a true GMT movement that keeps excellent time.

Condition: Excellent
Case size: 41mm
Lug-to-lug: 49.2mm
Thickness: 12.8mm

Posted at

Mar 21, 2026, 12:28 PM

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1960s Longines Conquest Ref. 7012.1 Cal.291 | Great Condition (Serviced) | $700

Longines - 7012.1 Cal.291 · $700

This 1960s Longines Conquest Ref. 7012.1 Cal.291 is a clean, well-proportioned everyday piece from Longines' golden era. It features an automatic movement with Incabloc shock protection and a self-winding system.

Condition: Great condition, serviced
Case Size: 35mm diameter
Lug Width: 18mm
Crystal Type: plexiglass

Posted at

Mar 19, 2026, 12:40 AM

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