Longines HydroConquest HydroConquest 43 Automatic Stainless Steel / Ceramic / Grey / Bracelet
Reference L3.782.4.76.6
About this watch
The Longines HydroConquest 43 Automatic watch, model reference L3.782.4.76.6, is a testament to Swiss craftsmanship and luxury appeal. This exceptional timepiece combines function and flair, making it perfect for diving enthusiasts and style aficionados alike. With its striking grey ceramic and stainless steel finish, the HydroConquest boasts a modern yet understated design that commands attention without being overly bulky. The round shape and mixed indexes add an element of sophistication, making it a versatile piece suitable for both casual and formal occasions. The dial is where the magic happens, with its rich grey color offering excellent readability thanks to proprietary hands and mixed indexes. The luminous coating ensures that you can easily tell the time even in low-light conditions. Powered by the Longines caliber L888.2, an automatic movement promises reliability and accuracy, with a power reserve of 65 hours. This movement keeps time accurately and features a date function, adding to its practicality. One of the standout features is its impressive 300 meters of water resistance, making it an excellent companion for divers and water sports enthusiasts. The rotating bezel allows for easy tracking of elapsed time, and the sapphire glass protects the dial from scratches while ensuring crystal-clear visibility. With a lug width of 21mm, the bracelet is robust yet feels light on the wrist, providing a luxurious feel while ensuring a secure fit. Adjustable to find that perfect fit, this watch delivers a comfortable experience for any adventure.
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Key Features
- Automatic Movement with Power Reserve of 65 Hours
- 300m Water Resistance with Rotating Bezel
- High-Quality Stainless Steel and Ceramic Construction
- Sapphire Glass with Crystal-Clear Visibility
- Adjustable Bracelet with Robust yet Light Design
Specifications
- Brand
- Longines
- Family
- HydroConquest
- Model
- HydroConquest 43 Automatic Stainless Steel / Ceramic / Grey / Bracelet
- Reference
- L3.782.4.76.6
- Movement
- l888-2
- Movement Features
-
- Hours, Minutes, Seconds
- Date
- Case
- Stainless Steel 43mm
- Dial Color
- Grey
- Crystal
- Sapphire
- Water Resistance
- 300
Current Listings
![[WTS] Longines HydroConquest Automatic watch, 41.00 mm, stainless steel and ceramic bezel, L3.781.3.96.7– Ref L3.781.3.96.7 – Full Set – Feb 2026](https://preview.redd.it/7p381814g3pg1.jpg?width=640&crop=smart&auto=webp&s=875fd76e05b1011b6bde95b1b6bc62c97d445914)
Longines HydroConquest Automatic watch, 41.00 mm, stainless steel and ceramic bezel, L3.781.3.96.7– Ref L3.781.3.96.7 – Full Set – Feb 2026
- Bezel material: stainless steel and ceramic
- Case size: 41.00 mm
![[WTS] Longines HydroConquest GMT 41](https://preview.redd.it/0pqafsylrgog1.jpg?width=640&crop=smart&auto=webp&s=b5a758bbd6c299bd92a3b509ba8e20b1126461be)
Longines HydroConquest GMT 41
A Longines HydroConquest GMT 41, featuring a GMT function and 41mm case size.
- Condition: Pre-owned with minor cosmetic flaws
- Case size: 41mm diameter
- Water resistance: not specified
![[WTS] Longines HydroConquest 41mm - $1200 Shipped](https://preview.redd.it/ckrcxx7stbog1.jpg?width=640&crop=smart&auto=webp&s=82be888dec8ada65dd9eced3ac728c1a1704c5b3)
Longines HydroConquest 41mm - $1200 Shipped
Up for sale is my green Longines Hydroconquest 41, which I'm looking to replace with a Tudor Royal Date Day. The watch has been well taken care of and comes in excellent condition.
- Condition: great condition with a small scratch on the AR coating
- Bracelet condition: touched up
![[WTS] 2025 Longines HydroConquest 39 - $950](https://preview.redd.it/ipy1vtrj7png1.jpg?width=640&crop=smart&auto=webp&s=1f6bc392d05f3a4cf70d5f4693db3233e4c14e02)
2025 Longines HydroConquest 39 - $950
This is a 2025 Longines HydroConquest 39, a great everyday diver presented as a complete set. It has honest signs of wear and comes with a watch maxx kit, box, papers, and full links.
- Condition: Good overall condition with visible signs of wear
- Year: 2025
- Included Accessories: Watch maxx kit,Box,Papers,Full links
- Shipping Options: Buyer add $30 FedEx 2-Day Air or provide own label
![[WTS] - Longines Hydroconquest 39mm - Black Dial](https://preview.redd.it/o2zih4wpzvmg1.jpg?width=640&crop=smart&auto=webp&s=615ffa7c042fa809afc512987fc5ac6e0e8c05fc)
![[WTS] Longines - HydroConquest](https://preview.redd.it/6m9sfqyxxqmg1.jpg?width=640&crop=smart&auto=webp&s=4e8cd3a7c9d8672f3798fce9baeaef1867005df3)
Longines - HydroConquest
Longines HydroConquest with ceramic bezel in excellent condition. Comes complete with both boxes, hangtags, manual, extra links, and a Joma card.
![[WTS] Longines Hydroconquest Blue 39mm - $1150](https://preview.redd.it/drt13z7x8jmg1.jpg?width=640&crop=smart&auto=webp&s=1fcceb5adb8360aca57a8ec76112e57f1dc1c603)
Longines Hydroconquest Blue 39mm - $1150
A blue dial Longines Hydroconquest 39mm watch with a full kit, in excellent condition and keeping good time.
- Condition: Great condition
- Year purchased: 2025
- Warranty duration: 5 years
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