Longines HydroConquest Hydroconquest Quartz 39 Two Tone Blue
Reference L3.640.3.96.7
About this watch
The Longines Hydroconquest Quartz 39 Two Tone Blue is a stunning timepiece that combines Swiss craftsmanship with a chic design, making it a worthy addition to any watch enthusiast's collection. This robust watch features a rotating bezel for tracking elapsed time underwater and a stainless steel case with PVD gold coating creating a polished yet durable exterior. The blue dial exudes a sense of calm, reminiscent of the ocean's depths, while the PVD gold accents add a touch of luxury, creating a beautiful contrast. At the heart of this watch is the reliable Longines caliber L263 quartz movement, ensuring accurate timekeeping and low maintenance requirements.
Buy Now on Jomashop
This is an affiliate link
Key Features
- Longines Caliber L263 Quartz Movement
- Sapphire Crystal Glass for Enhanced Durability
- 300m Water Resistance for Diving and Swimming
- Rotating 0-60 Dive Bezel for Tracking Elapsed Time
- Mixed Indexes on Blue Dial for Enhanced Readability
- Stainless Steel Case with PVD Gold Coating
- Proprietary Hands for Unique Style
Specifications
- Brand
- Longines
- Family
- HydroConquest
- Model
- Hydroconquest Quartz 39 Two Tone Blue
- Reference
- L3.640.3.96.7
- Movement
- l263
- Movement Features
-
- Hours, Minutes, Seconds
- Date
- Case
- Stainless Steel 39mm
- Dial Color
- Blue
- Crystal
- Sapphire
- Water Resistance
- 300
Current Listings
![[Wts] Longines Hydroconquest 39mm L3.780.3.78.6 Full set Mint £1000 shipped to UK](https://external-preview.redd.it/5jJWF52LhU3VcqBbg0GaIJ0tM2K3-g1s4RbHPPcydxU.jpeg?auto=webp&s=5561a50ae66a978e8adad87484d6bd3230338b4e)
Longines Hydroconquest 39mm L3.780.3.78.6 Full set Mint £1000 shipped to UK
A Longines Hydroconquest 39mm watch, reference L3.780.3.78.6, features a chronometer movement (l888.4) and is in excellent timekeeping condition.
- Condition: mint condition
- Movement: L888.4 chronometer version
- Warranty: almost 3 years remaining
- Shipping: fully insured special delivery

Pre-Owned Longines Hydroconquest GMT L3.890.4.56.6
Pre-owned Longines Hydroconquest GMT watch in 43mm stainless steel case with automatic movement, black dial, and 300m water resistance.
- Condition: 95% condition, faint marks on the sides and back of the case; 91% condition, slight marks on the links and clasp for the bracelet
- Case size: 43mm diameter
- Water resistance: 300m depth rating
- Material: Stainless Steel

Longines HydroConquest, L3.781.4.06.9, Steel Diver, Olive, Excellent Condition.
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