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 conquest 38mm blue

Longines - Conquest (no specific reference number provided) · $1,100

A 38mm blue dial Longines Conquest watch, sold in full box.

Condition: Pre-owned with scratches on the bracelet
Bracelet condition: scratched up

Posted at

Dec 7, 2025, 7:33 PM

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[WTS] Lot of three Longines (Conquest, Master Collection, and Spirit) and two NOMOS Glashütte (Club Automat and Metro Neomatik), some with unworn bands, boxes, and papers. Over $16k retail, asking only $6995 for all five watches.

Lot of three Longines (Conquest, Master Collection, and Spirit) and two NOMOS Glashütte (Club Automat and Metro Neomatik), some with unworn bands, boxes, and papers. Over $16k retail, asking only $6995 for all five watches.

Longines - L.2785.4, L2.920.4.78.3, L3.810.4.93.6 · $6,995

A collection of five watches from Longines and NOMOS Glashütte, including the Conquest, Master Collection, Spirit, Club Automat Datum Dunkel, and Metro Neomatik 41 Update.

Retail value: $16k
Shipping: CONUS shipped
Payment methods: Zelle/Venmo preferred, PayPal FF available

Posted at

Dec 7, 2025, 7:25 PM

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Longines Conquest Rubber Strap L3.720.4.02.9 $1,699

Longines - L3.720.4.02.9 · $1,699

Condition: Brand new with warranty
Case material: rubber strap
Strap color: green

Posted at

Dec 3, 2025, 2:27 PM

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Brand New, Unworn Longines Conquest 43mm. Perfect Holiday gift 🎁

Longines - Conquest 43mm · $499

A Longines Conquest with a silver dial, quartz accuracy, and a 43mm wrist presence, perfect as an everyday piece or gift.

Condition: Great
Size: 43mm diameter
Movement: Quartz

Posted at

Nov 30, 2025, 5:48 PM

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Longines Hydroconquest GMT, Ref: L3.790.4.96.6, 41mm

Longines - L3.790.4.96.6 · $1,825

The Longines Hydroconquest GMT features a stainless steel case with blue ceramic bezel and a blue dial.

Condition: preowned with minor desk rash on bracelet
Case size: 41mm diameter
Bezel material: blue ceramic
Bracelet material: stainless steel

Posted at

Nov 30, 2025, 4:59 PM

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Longines HydroConquest Automatic 43mm Date l3.782.4.96.6

Longines - L37824-966 · $960

A Longines HydroConquest 43mm Automatic in blue with ceramic, unidirectional rotating bezel, a solid stainless steel case, and water resistance up to 300 meters.

Condition: Excellent, used maybe 5 times since new
Case size: 43mm diameter
Depth rating: 300m

Posted at

Nov 30, 2025, 12:17 PM

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Longines Hydroconquest 41mm Sunray Grey Ref L3.782.4.76.6 Full Kit plus extra strap $950

Longines - L3.782.4.76.6 · $950

The Longines HydroConquest features a stunning sunray grey dial that shifts beautifully under light, giving it a sleek, modern look that works equally well dressed up or down. The watch wears comfortably at 41mm and the proportions make it a great everyday piece that still feels special on the wrist.

Condition: Great shape overall, with only light surface wear on the case and bracelet
Case size: 41mm diameter
Lug to lug length: 51mm
Thickness: 11.9mm

Posted at

Nov 29, 2025, 11:32 AM

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longines conquest 38mm blue

Longines - Conquest 38mm · $1,100

A Longines Conquest in a 38mm blue case, no further details provided.

Diameter: 38mm

Posted at

Nov 28, 2025, 11:48 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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View listing on RolexForums