Longines Conquest Conquest Quartz 34 Stainless Steel / MOP

Reference L3.377.4.87.6

Longines Conquest Quartz 34 Stainless Steel / MOP

About this watch

The Longines Conquest L3.377.4.87.6 is a stunning timepiece that beautifully marries functionality with sophistication. This sporty yet elegant watch features a sleek Mother of Pearl (MOP) dial and robust stainless steel construction, making it perfect for both adventurers and those who appreciate fine craftsmanship. The 34mm diameter strikes a balance between being bold and understated, while the 17mm lug width ensures a comfortable fit on any wrist. Longines has chosen quality materials for this model, with a scratch-resistant sapphire glass that protects the watch from daily life. At the heart of the L3.377.4.87.6 is the reliable Longines Caliber L156 quartz movement, featuring hours, minutes, seconds, and a date display. This watch is designed to be functional without sacrificing style, with stick hands and gem-set indexes adding a touch of luxury. With its impressive water resistance rating of 300 meters, you can confidently wear it while swimming, snorkeling, or even diving. The stainless steel bracelet is adjustable, ensuring a perfect fit for any wrist. This watch is built to last and can be a timeless piece that you pass down through generations.

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Key Features

Longines Caliber L156 quartz movement
Sapphire glass with scratch-resistant coating
300m water resistance rating

Specifications

Brand

Longines

Family

Conquest

Model

Conquest Quartz 34 Stainless Steel / MOP

Reference

L3.377.4.87.6

Movement

l156

Movement Features

Hours, Minutes, Seconds
Date

Case

Stainless Steel 34mm

Dial Color

White

Crystal

Sapphire

Water Resistance

300

Current Listings

Longines Hydroconquest Mesh Bracelet 20mm Lugs

Longines - Hydroconquest

Bracelet type: Mesh Bracelet
Lug size: 20mm

Posted at

May 12, 2026, 8:47 AM

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Longines Conquest L3.720.4.02 — 38mm — Box and Papers — $1,499 Shipped 🔥

Longines - L3.720.4.02 · $1,499

A clean and versatile Longines Conquest in the desirable 38mm case size with excellent everyday sports watch features and strong wrist presence.

Condition: Good overall, light hairlines on bezel, case, and bracelet
Case Size: 38mm
Wrist Fit: ~8"

Posted at

May 11, 2026, 9:36 PM

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Longines Conquest 41mm L3.759.4.96.6

Longines - L3.759.4.96.6 · $500

A stainless steel Conquest watch with a 41mm case, quartz movement, and water resistance up to 300m. It features a scratch-resistant sapphire crystal, screw-down crown, and comes with a full link butterfly bracelet.

Condition: 8/10
Case size: 41mm diameter
Water depth rating: 300m / 1000 feet
Thickness: 11.80mm

Posted at

May 11, 2026, 4:40 PM

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- Longines Conquest Auto - 41mm - previous generation

Longines - L37774586, L36774586 · $670

Two Longines Conquest Auto watches for sale, both in excellent condition. One is almost new and the other has honest wear throughout. Both have black dials and are 41mm automatic watches.

Condition: almost new, good
Bracelet size: 21mm
Wrist size fit: 8.5"
First watch price: 775

Posted at

May 11, 2026, 3:49 PM

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2026 Longines Conquest Chronograph 42mm Silver / Blue Dial L3.835.4.98.6 Auto FULL SET

Longines - L3.835.4.98.6 · $3,100

This Longines Conquest Chronograph is a beautifully designed stainless steel chrono with a silver and blue dial, offering a 60-hour power reserve and 100m water resistance.

Condition: Excellent, Like New Condition
Movement: Calibre L898.5 Automatic (60 hour power reserve)
Case size: 42mm
Case material: Stainless Steel

Posted at

May 10, 2026, 11:01 PM

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

Longines - L3.740.3.56.7 · $600

A quartz-powered diver's watch from Longines, featuring a black dial and two-tone yellow gold PVD finish on the 41mm case.

Condition: Good (light scratches)
Case size: 41mm
Material: two tone yellow gold PVD
Movement: quartz

Posted at

May 10, 2026, 5:48 PM

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Longines Heritage Conquest - L1.611.4 - Great Condition - Box and Papers

Longines - L1.611.4 · $1,099

This Longines Heritage Conquest is a well-maintained timepiece with a silver dial, original band and buckle.

Condition: Excellent
Case Size: not specified

Posted at

May 10, 2026, 10:17 AM

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Longines Hydroconquest 43mm (updated pictures)

Longines - L3.782.4.56.6 · $1,260

This Longines Hydroconquest 43mm features a black dial on a stainless steel bracelet and has been worn only 4-6 times since its purchase. It comes with a full set, including the box, tags, warranty cards, and is still under Jomashop's 2-year warranty.

Condition: Fantastic, worn 4-6 times
Case size: 43mm
Lug to lug: 53mm
Thickness: 11.90mm

Posted at

May 9, 2026, 4:10 PM

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(brand new) Longines HydroConquest 39mm - $1800 shipped

Longines - HydroConquest · $1,800

This brand new Longines HydroConquest features a black dial, stainless steel case and bracelet, sapphire crystal with anti-reflective coating, and is powered by the L888.4 automatic movement.

Condition: Unworn
Case material: stainless steel
Bracelet material: stainless steel
Water resistance: 300m

Posted at

May 9, 2026, 1:11 PM

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