Longines Conquest Conquest Chronograph

Reference L3.678.4.76.6

About this watch

The Longines Conquest Chronograph L3.678.4.76.6 is a stunning watch that embodies the brand's dedication to quality and craftsmanship. With a reputation built on heritage, elegance, and innovation, Longines offers timepieces that appeal to both watch enthusiasts and casual wearers alike. The Conquest series is particularly noteworthy, designed for those who appreciate both sports and elegance. The beating heart of the Conquest Chronograph is the Longines caliber L667, an automatic movement with 25 jewels, a 42-hour power reserve, and a frequency of 28,800 vibrations per hour. This movement ensures that the watch keeps accurate time, making it suitable for both daily wear and special occasions. One of the standout features of this model is its chronograph functionality, allowing you to measure elapsed time with precision. The Conquest Chronograph features a robust stainless steel case that exudes strength while maintaining a polished look. With a diameter of 41mm, it strikes a perfect balance between presence and wearability. The silver color adds a classic touch, making it versatile enough to pair with various outfits. Protected by sapphire glass, the watch is resistant to scratches and everyday wear, ensuring that it looks pristine even after years of use. Comfort is key when it comes to wearing a watch, and the Longines Conquest Chronograph delivers.

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Key Features

Automatic movement
42-hour power reserve
Chronograph functionality
Stainless steel case
Sapphire crystal glass
Water resistance 300 meters
41mm diameter

Specifications

Brand

Longines

Family

Conquest

Model

Conquest Chronograph

Reference

L3.678.4.76.6

Movement

l667

Movement Features

Hours, Minutes, Small Seconds
Date
Chronograph

Case

Stainless Steel 41mm

Dial Color

Silver

Crystal

Sapphire

Water Resistance

300

Current Listings

[WTS] Longines "Conquest" 1970s/Early '80s Integrated Solid Link Bracelet Calibre L.746.2 Ref.4384 (ETA 954.111) $460 (message me if you can't see the details/description in the comments)

Longines "Conquest" 1970s/Early '80s Integrated Solid Link Bracelet Calibre L.746.2 Ref.4384 (ETA 954.111) $460 (message me if you can't see the details/description in the comments)

Longines - 4384 · $460

This is a vintage Swiss-made Longines 'Conquest' from the late-1970s or early-1980s, featuring an integrated steel sports watch design inspired by Gerald Genta's work. The watch has a subtle in-between grey and light brown dial with a vertically brushed linen texture, high polish stick indices, and a date window with a neat border.

Condition: Great condition, minor general wear
Movement: Longines calibre L.746.2 (ETA 954.111)
Bracelet length: up to roughly 18cm
Wrist size: 34mm round equivalent due to rectangular shape

Posted at

Mar 27, 2026, 10:45 PM

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Longines | L3.835.4.52.6 | Conquest | $2,999

Longines - L3.835.4.52.6 · $2,999

This Longines Conquest comes in a complete set and is in preowned clean condition with minor hairline scratches throughout.

Condition: preowned clean condition with minor hairline scratches throughout
Crystal condition: may contain marks under strong magnification
Service history: unknown
Shipping: FREE 2 Day Insured FedEx Shipping

Posted at

Mar 27, 2026, 9:18 AM

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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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