Longines HydroConquest Hydroconquest Quartz 39 Blue
Reference L3.640.4.96.6
About this watch
The Longines Hydroconquest Quartz 39 Blue is a masterpiece of Swiss watchmaking, blending style, function, and heritage in a single timepiece. Its captivating blue dial, crafted from high-quality stainless steel, exudes elegance and sophistication while its rotating dive bezel adds a practical touch for timing underwater activities. The quartz movement, based on the ETA 955.412, boasts precision and reliability, ensuring you'll always be on time with a power reserve of up to 26,280 hours. With a water resistance of up to 300 meters, this watch is designed for serious aquatic adventures, whether snorkeling, swimming, or just splashing around. The stainless steel bracelet ensures durability while providing a comfortable fit, making it perfect for everyday wear. This luxury item, priced at $840, feels like a worthy investment when considering the craftsmanship, materials, and brand heritage.
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Key Features
- 39 mm diameter stainless steel case
- Sapphire crystal scratch resistance
- Quartz movement with 26,280 hour power reserve
- Rotating dive bezel for underwater activities
- Water resistance up to 300 meters
- Stainless steel bracelet for durability and comfort
- Analog display with hours, minutes, seconds hands, and date function
Specifications
- Brand
- Longines
- Family
- HydroConquest
- Model
- Hydroconquest Quartz 39 Blue
- Reference
- L3.640.4.96.6
- 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](https://external-preview.redd.it/ShlNgP51p_yhYG-wehlS2eH7T9a9Ro_Hs61ykEYXaOE.jpg?auto=webp&s=9a84ec950f80c0b57da96ba89c60c9a47ac92274)
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
![[WTS] Longines HydroConquest – Ceramic Bezel 39mm, 2029 Warranty](https://preview.redd.it/u8pqdjfojjvf1.jpg?width=640&crop=smart&auto=webp&s=e85b94b2efaa7655e7581195fddf3e0228d49d97)
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
![[WTS] Longines Hydroconquest 41](https://preview.redd.it/i5w1it029dvf1.jpg?width=640&crop=smart&auto=webp&s=a870460418734ae107dff571be0b34809b121cb3)
Longines Hydroconquest 41
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
![[WTS] BNIB Longines HydroConquest](https://preview.redd.it/3j42kl60ycvf1.jpg?width=640&crop=smart&auto=webp&s=c664df9208171d8fa29e7803820f7a8c31d484dd)
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)

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