Longines Conquest Conquest 29.5 Automatic Double Row Diamond

Reference L3.180.0.87.6

About this watch

The Longines Conquest 29.5 Automatic Double Row Diamond is more than just a timepiece; it’s a celebration of craftsmanship, style, and enduring elegance. This stunning luxury watch features an exquisite mother of pearl dial, complemented by a double row of diamonds that add a luxurious touch without being overly ostentatious. The round shape ensures it sits well on the wrist, making it suitable for any occasion—whether you're at a formal dinner or a casual brunch. Powered by the Longines caliber L595, an automatic movement that boasts reliability and precision, this watch ensures that you’re never late for your next big meeting or event. With a power reserve of 40 hours and a frequency of 28,800 vibrations per hour, it's perfect for those who value practicality and accuracy. The date function is seamlessly integrated into the design, making it easy to keep track of your schedule without cluttering the aesthetics of the watch. One of the standout features of this timepiece is its durability, with a water resistance of 50 meters and scratch-resistant sapphire glass. This watch transitions effortlessly between styles, making it a fantastic investment for any wardrobe. Whether you’re a watch aficionado or a casual wearer, the consensus is clear: this watch delivers.

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Key Features

Longines caliber L595 automatic movement
Mother of pearl dial with double row of diamonds
Sapphire glass with scratch-resistant properties
Water resistance up to 50 meters
Date display and stick hands for clear time-telling
40-hour power reserve and 28,800 vibrations per hour
Stainless steel case with comfortable 29.5mm diameter

Specifications

Brand

Longines

Family

Conquest

Model

Conquest 29.5 Automatic Double Row Diamond

Reference

L3.180.0.87.6

Movement

l595

Movement Features

Hours, Minutes, Seconds
Date

Case

Stainless Steel 29.5mm

Dial Color

White

Crystal

Sapphire

Water Resistance

Current Listings

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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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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