Longines Conquest Conquest Quartz 29.5 Stainless Steel / Black - Diamond

Reference L3.277.4.57.6

About this watch

The Longines Conquest Quartz 29.5 boasts a round stainless steel case that is both sturdy and stylish, featuring a black dial with gem-set indexes for a touch of sophistication. The watch's durability is ensured by the use of resistant stainless steel, while the sapphire glass offers excellent clarity and scratch resistance. At its heart lies the Longines caliber L152, a quartz movement based on the reliable ETA 256.111, celebrated for its accuracy and featuring a jumping minutes display and date display for added practicality. With an impressive water resistance of 300 meters, this watch is perfect for both formal events and everyday adventures. Its elegant design and robust build make it versatile enough for any occasion, while its comfortable lug width of 15 mm ensures a secure fit on a variety of wrist sizes. This timepiece embodies a perfect blend of practicality, elegance, and durability, making it a statement of style and sophistication that you'll cherish for years to come.
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Key Features

  • Stainless Steel Case
  • Black Dial with Gem-Set Indexes
  • Sapphire Glass
  • Longines Caliber L152 Quartz Movement
  • Jumping Minutes Display
  • Date Display
  • 300m Water Resistance

Specifications

Brand
Longines
Family
Conquest
Model
Conquest Quartz 29.5 Stainless Steel / Black - Diamond
Reference
L3.277.4.57.6
Movement
l152
Movement Features
  • Hours, Jumping Minutes, Seconds
  • Date
Case
Stainless Steel
Dial Color
Black
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) $455 (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) $455 (message me if you can't see the details/description in the comments)

Longines - 4384 · $455
This vintage Swiss-made Longines "Conquest" is a beautiful and refined example of an integrated steel sports watch. The dial shape is very '70s with its TV dial shape, featuring a subtle in between of grey and light brown, with a vertically brushed linen texture.

  • Condition: Great condition, considering age (minor general wear)
  • Movement: Longines calibre L.746.2 (ETA 954.111)
  • Bracelet: Solid link bracelet with fine brushed finish and screw pins for easy length adjustment
  • Case: Finely brushed case with industrial look, high-polish bezel, and thin profile (7.7mm)
Posted at
Apr 4, 2026, 11:09 PM
Active
[WTS] Longines Hydroconquest GMT 41mm

Longines Hydroconquest GMT 41mm

Beautiful Longines Hydroconquest GMT with a 41mm case, included in the sale are extra links, warranty card, and original packaging.

  • Condition: very good condition
  • Water Resistance: not specified
  • Warranty Years: 2
Posted at
Apr 2, 2026, 5:00 PM
Active
[WTS] Longines Hydroconquest Green Dial Black Bezel

Longines Hydroconquest Green Dial Black Bezel

Longines - Hydroconquest · $1,250
  • Condition: Perfect
  • Year Of Purchase: August 2025
  • Crown And Buckle Straps: 2 additional
  • Shipping Info: US only
Posted at
Apr 1, 2026, 9:51 AM
Active
[WTS] Longines Conquest Rubber Strap L3.720.4.02.9 $1,699

Longines Conquest Rubber Strap L3.720.4.02.9 $1,699

Longines - L3.720.4.02.9 · $1,699
A brand-new Longines Conquest watch with a fresh warranty card, complete with all boxes and papers.

  • Condition: Brand new
  • Strap material: rubber strap
  • Strap color: green
Posted at
Mar 31, 2026, 2:33 PM
Active
[WTS] Longines Hydroconquest GMT - 41mm - Sunray Brown - Box and Papers - Excellent Condition

Longines Hydroconquest GMT - 41mm - Sunray Brown - Box and Papers - Excellent Condition

The Longines Hydroconquest GMT features a 41mm stainless steel case, a true GMT movement, and a brown sunray dial with a brown ceramic bezel insert. It has a quick-adjust bracelet and a sapphire crystal with anti-reflective coating.

  • Condition: Excellent, some minor hairline scratches on the bracelet
  • Case size: 41mm
  • Lug width: 21mm
  • Thickness: 12.8mm
Posted at
Mar 31, 2026, 1:25 PM
Active
[WTS] Longines. Hydro Conquest. 41mm. Full Kit. $975 Only.

Longines. Hydro Conquest. 41mm. Full Kit. $975 Only.

The Longines Hydro Conquest is a 41mm watch that comes with a fully linked bracelet and the expected full kit, including an undated warranty.

  • Condition: 9/10
  • Bracelet: fully linked Longines bracelet
  • Kit Included: everything expected
  • Warranty Status: undated
Posted at
Mar 30, 2026, 9:15 PM
Active
Longines HydroConquest, L3.781.4.06.9, Steel Diver, Olive, Excellent Condition.

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
Active