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 Hydroconquest L3.742.4 Automatic 41mm Diver $700 OBO

Longines - L3.742.4 · $700

This Longines Hydroconquest L3.742.4 is a 41mm automatic diver's watch that keeps time well and runs smoothly.

Condition: Good overall, with minor scratches on the bezel and case
Case Size: 41mm diameter
Movement Type: automatic

Posted at

Dec 24, 2025, 11:07 AM

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Longines Hydroconquest Two Tone Ceramic Bezel Full Kit Mint on OEM Rubber

Longines - L3.782.3.98.9 · $1,099

This is a two-tone Longines Hydroconquest with a radiant sunburst blue dial, featuring a 41mm version of the watch that's more wearable than its 43mm counterpart.

Condition: Mint on OEM rubber strap
Model size: 41mm diameter
Case material: two tone
Bezel type: ceramic

Posted at

Dec 22, 2025, 10:59 PM

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Monta Oceanking 40 blue bezel black dial, 1 of 2 produced....Longines Hydroconquest 43 gray sunburst dial. Full sets. Thanks.

Monta - Oceanking 40 · $1,850

This listing features a Monta Oceanking 40 with a blue bezel and black dial, one of two produced, as well as a Longines Hydroconquest 43 with a gray sunburst dial.

Condition: 9.5/10
Case size: 40mm

Posted at

Dec 18, 2025, 9:49 PM

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View listing on r/WatchExchange

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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View listing on RolexForums