Longines Conquest Conquest Automatic 39

Reference L3.656.4.76.2

About this watch

The Longines Conquest Automatic 39 is a harmonious blend of style and functionality, embodying elegance, precision, and rich heritage. This timepiece features a robust stainless steel case with a diameter of 39.00 mm, exuding durability while maintaining a refined appearance. The sleek design makes it a perfect accessory for both business meetings and weekend getaways. The watch boasts a sapphire crystal glass, providing superior clarity and high resistance to scratches. The automatic movement ensures smooth operation and high accuracy, powered by the reliable Longines caliber L633.5. With a power reserve of 38 hours, this watch is ready to accompany you for a weekend trip without skipping a beat. Additionally, it features a date function, mixed indexes on a white dial, and stick hands driven by the automatic movement.
Buy Now on Jomashop
This is an affiliate link

Key Features

  • Stainless Steel Case
  • Sapphire Crystal Glass
  • Automatic Movement with 38-hour Power Reserve
  • Date Function
  • Water Resistance up to 300 meters

Specifications

Brand
Longines
Family
Conquest
Model
Conquest Automatic 39
Reference
L3.656.4.76.2
Movement
l633-5
Movement Features
  • Hours, Minutes, Seconds
  • Date
Case
Stainless Steel 39mm
Dial Color
White
Crystal
Sapphire
Water Resistance
300

Current Listings

[WTS] Longines Hydroconquest GMT - Sunray Brown - 41mm- Full Kit - Excellent Condition

Longines Hydroconquest GMT - Sunray Brown - 41mm- Full Kit - Excellent Condition

A Longines Hydroconquest GMT 41mm with a sunray brown dial and ceramic bezel insert, featuring an updated bezel and quick-adjust bracelet. It has a true GMT movement that keeps excellent time.

  • Condition: Excellent
  • Case size: 41mm
  • Lug-to-lug: 49.2mm
  • Thickness: 12.8mm
Posted at
Mar 21, 2026, 12:28 PM
Active
[WTS] 1960s Longines Conquest Ref. 7012.1 Cal.291 | Great Condition (Serviced) | $700

1960s Longines Conquest Ref. 7012.1 Cal.291 | Great Condition (Serviced) | $700

This 1960s Longines Conquest Ref. 7012.1 Cal.291 is a clean, well-proportioned everyday piece from Longines' golden era. It features an automatic movement with Incabloc shock protection and a self-winding system.

  • Condition: Great condition, serviced
  • Case Size: 35mm diameter
  • Lug Width: 18mm
  • Crystal Type: plexiglass
Posted at
Mar 19, 2026, 12:40 AM
Active
[WTS] Longines HydroConquest 41mm Two Tone $1750

Longines HydroConquest 41mm Two Tone $1750

Longines - HydroConquest · $1,750
Longines HydroConquest in a two-tone version, sold as-is.

  • 41mm diameter: case size
Posted at
Mar 18, 2026, 12:52 PM
Active
[WTS] Longines Hydroconquest Two-tone 41mm

Longines Hydroconquest Two-tone 41mm

This Longines Hydroconquest Two-Tone is a 41mm watch that comes with all its original components, including a blank card.

  • Condition: Absolutely beautiful condition!
  • Case size: 41mm
Posted at
Mar 16, 2026, 1:57 PM
Active
[WTS] Longines "Conquest" 1970s/Early '80s Integrated Solid Link Bracelet Calibre L.746.2 Ref.4384 (ETA 954.111) $465 (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) $465 (message me if you can't see the details/description in the comments)

Longines - 4384 · $465
This vintage Swiss-made Longines "Conquest" is a beautiful example of an integrated steel sports watch. The dial shape is very '70s with its TV dial shape, featuring a subtle grey and light brown color with a vertically brushed linen texture.

  • Condition: Great condition considering its age, with minor general wear
  • Diameter: 30.2mm x 37.8mm
  • Thickness: 7.7mm
Posted at
Mar 15, 2026, 10:53 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