Longines Conquest Conquest 29.5 Quartz Ceramic

Reference L3.257.4.56.6

Longines Conquest 29.5 Quartz Ceramic

About this watch

The Longines Conquest 29.5 Quartz Ceramic (L3.257.4.56.6) is a stunning timepiece that combines elegance with functionality. This beautiful watch has captured the hearts of watch enthusiasts around the globe, and for good reason. With its striking black ceramic case, it exudes a modern yet timeless feel, making it suitable for any occasion. The round shape and sleek lines give it an elegant profile, while the 15 mm lug width ensures a comfortable fit on the wrist. The use of ceramic and stainless steel adds to the watch's aesthetic appeal and enhances its durability. Equipped with sapphire glass, this timepiece boasts exceptional clarity and scratch resistance. With an impressive 300-meter water resistance, you can wear it while swimming or just caught in the rain without worrying about damage. At the core of the Conquest 29.5 is the Longines caliber L250, which ensures accurate timekeeping and features hours, minutes, seconds, and a date display. The quartz movement offers convenience and accuracy, perfect for those who lead busy lives. This watch is packed with functional features, including a practical date display and stick hands that glide smoothly across the dial. Its blend of sporty and sophisticated elements makes it a versatile accessory that can elevate any outfit.
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Key Features

  • Stunning black ceramic case
  • Sapphire crystal glass
  • 300m water resistance
  • Longines caliber L250 quartz movement
  • Date display at 3 o'clock mark
  • Stick hands for smooth dial navigation

Specifications

Brand
Longines
Family
Conquest
Model
Conquest 29.5 Quartz Ceramic
Reference
L3.257.4.56.6
Movement
l250
Movement Features
  • Hours, Minutes, Seconds
  • Date
Case
29.5mm
Dial Color
Black
Crystal
Sapphire
Water Resistance
300

Current Listings

[WTS] Longines Hydroconquest Chronograph 41 Ref. L3.783.4 – Travel Box & Manual | $1,900

Longines Hydroconquest Chronograph 41 Ref. L3.783.4 – Travel Box & Manual | $1,900

Longines - L3.783.4 · $1,900
This Longines Hydroconquest Chronograph is a high-performance Swiss diver's watch featuring a blue ceramic bezel and screw-down crown, powered by the calibre L688.2 column-wheel chronograph movement with a 54-hour power reserve.

  • Condition: Very good with minor usage marks
  • Case Size: 41mm x 51mm stainless steel case, 15.6mm thickness, 21mm lug width
  • Movement: Longines L688.2 automatic column wheel chronograph with 27 jewels, 28,800 bph, and a 54-hour power reserve
  • Water Resistance: 300m (30 ATM)
Posted at
Apr 15, 2026, 11:30 AM
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[WTS] Longines Conquest L3.835.4.72.6

Longines Conquest L3.835.4.72.6

Longines - L3.835.4.72.6 · $2,350
This Longines Conquest features a unique panda dial and is available for sale in excellent condition, almost entirely free of wear.

  • Condition: Excellent condition
  • Payment Methods: crypto, cash, etc (except PayPal)
  • Local Meeting: Yes, available to meet locally in southwest FL
  • Trades Accepted: Tudor, Cartier, Rolex, Omega, Breitling, AP only
Posted at
Apr 15, 2026, 10:21 AM
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[WTS] Longines HydroConquest GMT Black. Ref: L3.790.4.56.6 (2025) Complete. $1,950

Longines HydroConquest GMT Black. Ref: L3.790.4.56.6 (2025) Complete. $1,950

Longines - L3.790.4.56.6 · $1,950
This Longines HydroConquest GMT Black is a modern dive watch with excellent everyday wearability, offering both tool watch functionality and travel convenience.

  • Condition: Excellent pre-owned
  • Case size: 41mm diameter
  • Water resistance: 300m
Posted at
Apr 14, 2026, 9:45 PM
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[WTS] Longines Conquest 38mm Automatic Sunray Black Men's Watch L3.720.4.52.6 - $1375 SHIPPED

Longines Conquest 38mm Automatic Sunray Black Men's Watch L3.720.4.52.6 - $1375 SHIPPED

Longines - L3.720.4.52.6 · $1,375
A beautiful Longines Conquest Sunray Black watch in 38mm diameter, available for everyday wear and can be dressed up or down.

  • Condition: Great condition, seldom worn
  • Original box and accessories included: true
  • Size: 38mm diameter
Posted at
Apr 13, 2026, 4:52 PM
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[WTS] (Longines) (2026 Hydroconquest 42) Full 5 Year Warranty, LNIB

(Longines) (2026 Hydroconquest 42) Full 5 Year Warranty, LNIB

Longines - Hydroconquest 42 · $2,200
This newly released Longines Hydroconquest is a large watch with exceptional fit and finish. It comes in its original packaging with a full kit and warranty.

  • Condition: LNIB (Like New In Box)
  • Case size: 42mm
  • Water resistance: not specified
Posted at
Apr 13, 2026, 2:48 PM
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[WTS] Longines "Conquest" 1970s/Early '80s Integrated Solid Link Bracelet Calibre L.746.2 Ref.4384 (ETA 954.111) $450 (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) $450 (message me if you can't see the details/description in the comments)

Longines - 4384 · $450
This vintage Swiss-made Longines 'Conquest' watch features a refined integrated steel sports design, evoking a daring spirit of adventure and discovery. The dial is a subtle in between of grey and light brown, with a vertically brushed linen texture. The case is finely brushed for an industrial look, contrasting with the elegance of the design.

  • Condition: Great considering its age
  • Movement: Longines calibre L.746.2 (ETA 954.111)
  • Bracelet: Integrated solid link bracelet with fine brushed finish and screw pins for easy length adjustment
  • Crystal: Some faint scratches
Posted at
Apr 12, 2026, 10:54 PM
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[WTS] 1 of 60 Longines Conquest 18k 60th Anniversary Reissue - 1954-2014 Conquest Line Edition, 35mm No Date Automatic, Box & Papers with Warranty to 2027, Excellent Condition

1 of 60 Longines Conquest 18k 60th Anniversary Reissue - 1954-2014 Conquest Line Edition, 35mm No Date Automatic, Box & Papers with Warranty to 2027, Excellent Condition

Longines - Conquest 18k 60th Anniversary Reissue · $5,250
This is a Longines Conquest reissue done in solid 18k gold as a celebration of the 60th anniversary of the Longines Conquest line. The watch measures 35mm and has a 42.2mm lug to lug length, 18mm lug width, and 9.95mm thickness.

  • Condition: Excellent Condition
  • Movement: L633
  • Thickness: 9.95mm
  • Lug width: 18mm
Posted at
Apr 12, 2026, 12:13 PM
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[WTS] Longines Hydroconquest 43mm Full Black Ceramic Ref L3.784.4.56.9 MINT Full Kit $2500

Longines Hydroconquest 43mm Full Black Ceramic Ref L3.784.4.56.9 MINT Full Kit $2500

Longines - L3.784.4.56.9 · $2,500
This Longines HydroConquest features a unique full black ceramic aesthetic with a sleek and stealthy design, while maintaining refined and versatile qualities. The watch boasts excellent scratch resistance, legible dial, and comfortable daily wear.

  • Condition: MINT
  • Case diameter: 43mm
  • Thickness: 13mm
  • Lug-to-lug length: 56mm
Posted at
Apr 10, 2026, 8:26 PM
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[WTS] Longines Conquest Titanium VHP 300$

Longines Conquest Titanium VHP 300$

Longines - 4026 · $300
This Longines Conquest V.H.P is a 35mm titanium watch powered by the Quartz L174.2 caliber, providing accurate timekeeping of +/- 10 seconds per year.

  • Condition: Very clean considering its age, works with no issues
  • Case Width: 35mm
  • Lug To Lug: 38.5mm
  • Thickness: 8mm
Posted at
Apr 10, 2026, 2:29 PM
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