Longines HydroConquest Hydroconquest 39 Quartz Blue

Reference L3.647.4.96.6

About this watch

The Longines Hydroconquest 39 Quartz Blue is an exceptional timepiece that embodies the spirit of adventure. Its striking blue dial and stainless steel case make it a perfect blend of elegance and functionality. The watch features a clean, analog display with luminous hands, ensuring easy readability even in low-light conditions. With a water resistance of up to 300 meters, this watch is built for action, encouraging you to explore the world beneath the waves or on land. Its reliable quartz movement, based on the ETA 955.412, provides hassle-free timekeeping and a power reserve of over 26,000 hours. The Hydroconquest's robust design and high-quality craftsmanship make it an excellent addition to any watch collection. Whether you're a seasoned diver or someone who appreciates high-quality timepieces, this watch is sure to impress.
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Key Features

  • Quartz Movement with Power Reserve of over 26,000 hours
  • Water Resistance up to 300 meters
  • Stainless Steel Case with Rotating Dive Bezel

Specifications

Brand
Longines
Family
HydroConquest
Model
Hydroconquest 39 Quartz Blue
Reference
L3.647.4.96.6
Movement
l263
Movement Features
  • Hours, Minutes, Seconds
  • Date
Case
Stainless Steel 39mm
Dial Color
Blue
Crystal
Sapphire
Water Resistance
300

Current Listings

[WTS] Reduced! Longines Hydroconquest 41mm ceramic, LNIB literally spotless

Reduced! Longines Hydroconquest 41mm ceramic, LNIB literally spotless

This is a 41mm Longines Hydroconquest with a blue dial and blue ceramic bezel. It has not been worn extensively and comes with the original box and papers.

  • Condition: Like new in box
  • Diameter: 41mm
  • Bezel material: blue ceramic
Posted at
Oct 18, 2025, 8:33 AM
Active
[WTS] Longines HydroConquest – Ceramic Bezel 39mm, 2029 Warranty

Longines HydroConquest – Ceramic Bezel 39mm, 2029 Warranty

A black dial Longines Hydroconquest Ceramic Bezel in 39mm size, bought new in October 2024.

  • Condition: Great condition on the case, crystal, and dial. Minor scratches from daily wear are visible on the bracelet and buckle.
  • Warranty Valid Until: October 2029
  • Size: 39mm
Posted at
Oct 16, 2025, 5:22 PM
Active
[WTS] Longines Hydroconquest 41

Longines Hydroconquest 41

Longines - L3.781.4.05.6 · $1,380
The Longines Hydroconquest 41 features a black dial and green ceramic bezel, comes with full kit, box, papers, warranty, and original purchase receipt.

  • Condition: essentially unworn
  • Shipping: CONUS only
Posted at
Oct 15, 2025, 8:12 PM
Active
[WTS] BNIB Longines HydroConquest

BNIB Longines HydroConquest

The Longines HydroConquest is a stylish and functional dive watch designed for everyday wear. It features a stainless steel case with a sleek design and a water-resistant construction.

  • Condition: Brand new in box (BNIB)
Posted at
Oct 15, 2025, 7:10 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