Longines Conquest Conquest 29.5 Quartz Ceramic

Reference L3.257.4.57.2

About this watch

The Longines Conquest 29.5 Quartz Ceramic is a statement piece, reflecting style, sophistication, and personal taste. This watch is not just about telling time; it's a testament to the brand's commitment to quality and craftsmanship. Founded in 1832, Longines has established a reputation for elegance and precision, blending traditional craftsmanship with modern technology. The Conquest series embodies the spirit of adventure and the pursuit of excellence, designed for those who appreciate both style and functionality. The L3.257.4.57.2 model marries robust features with a sleek aesthetic, featuring a quartz movement with 7 jewels and a power reserve of 26,280 seconds. Crafted from ceramic and stainless steel, this watch is lightweight, durable, and comfortable for all-day wear. Sapphire glass protects the dial, keeping it pristine and scratch-resistant. With its timeless black color, gem-set indexes, and stick hands, this watch exudes sophistication and elegance. Whether you're at a business meeting or out on the town, the Conquest 29.5 is built to handle any occasion with its impressive water resistance of 300 meters.

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Key Features

Quartz movement with 7 jewels
Power reserve of 26,280 seconds
Sapphire glass dial protection
Lightweight ceramic and stainless steel construction
Water resistance up to 300 meters
Timeless black color
Gem-set indexes for added luxury

Specifications

Brand

Longines

Family

Conquest

Model

Conquest 29.5 Quartz Ceramic

Reference

L3.257.4.57.2

Movement

l250

Movement Features

Hours, Minutes, Seconds
Date

Case

29.5mm

Dial Color

Black

Crystal

Sapphire

Water Resistance

300

Current Listings

Longines Conquest Vintage $599 Shipped (SERVICED)

Longines - 1577-1 · $599

A very rare Longines Conquest automatic watch with a stunning White satin finished sunburst dial and raised indexes. It has a solid build quality, creative design, and a classic look.

Condition: Great condition
Year: 1976
Case Size Diameter: 35.5mm (with crown)
Lug To Lug Size: 40.5mm

Posted at

Feb 23, 2026, 9:42 PM

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1980s Longines Conquest Alarm Quartz in Titanium | $330

Longines - Conquest Alarm Quartz · $330

This 1980s Longines Conquest Alarm Quartz features a titanium case with gold-plated accents, an alarm function, and a quartz movement. It's a quirky piece that shows Longines' experimentation with technology during this era.

Condition: Good for its age with minor usage marks and wear on the bracelet.
Case Size: 33.2 x 37.1mm diameter
Movement: ETA 957.011 quartz with alarm and date

Posted at

Feb 23, 2026, 5:08 PM

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Longines Conquest 38mm - L3.720.4.52.6

Longines - L3.720.4.52.6 · $2,000

This Longines Conquest 38mm features a sunray black dial, is in excellent condition, and includes box and papers.

Condition: Excellent condition with light use
Size: 38mm diameter
Box and papers included: Yes

Posted at

Feb 23, 2026, 4:12 PM

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1958 Longines Conquest Calendar Ref. 9004-6 | Cal. 19ASD | $999 (Serviced & Shipped)

Longines - 9004-6 · $999

A 1958 stainless steel Longines Conquest Calendar in good condition, featuring a Cal. 19ASD automatic movement and a lightly worn leather strap.

Condition: Pre-owned, serviced
Case size: 35mm diameter
Lug-to-lug: 43mm
Thickness: 14.5mm

Posted at

Feb 21, 2026, 12:40 AM

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Longines HydroConquest GMT 41mm L3.790.4

Longines - L3.790.4 · $1,799

This Longines HydroConquest GMT is a 41mm watch featuring a 6.5 inch bracelet and an aftermarket rubber strap with deployant.

Bracelet Length: 6.5 inches
Case Size: 41mm

Posted at

Feb 19, 2026, 5:35 PM

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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 and comes with all original boxes and papers.

Condition: Brand new
Warranty: 9/25 warranty card

Posted at

Feb 19, 2026, 3:47 PM

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Longines HydroConquest 43mm Automatic – Black Dial – Full Kit – $1,095

Longines - L3.782.4 · $1,095

This Longines HydroConquest automatic watch features a black dial and 43mm case size, which provides a strong wrist presence.

Condition: very good
Case size: 43mm diameter
Case wear: normal wear consistent with careful use

Posted at

Feb 18, 2026, 4:40 PM

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Longines Hydroconquest 41m Green full kit with OEM bracelet and rubber strap

Longines - Hydroconquest 41m · $975

A green ceramic automatic watch from Longines, part of the Hydroconquest series, featuring a Swiss movement with 72-hour power reserve.

Condition: Used with signs of wear
Case diameter: 41 mm
Water resistance: 300m / 30 bar
Movement: Longines Calibre L888 series with 72hr power reserve

Posted at

Feb 16, 2026, 4:12 PM

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Longines Conquest Quartz | 41mm, Complete Set, Black Dial | $425 Shipped

Longines - L3.759.4.58.6 · $425

This watch is an Explorer-like Longines Conquest Quartz model with a 41mm stainless steel case and a black dial. It's in great condition, having been barely worn in an office environment.

Condition: great, barely worn
Case diameter: 41mm
Movement: Longines Quartz Caliber L157
Water depth rating: 300m

Posted at

Feb 12, 2026, 10:49 PM

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