Longines HydroConquest HydroConquest 41 Automatic Stainless Steel / Ceramic / Grey / Bracelet
Reference L3.781.4.76.6
About this watch
The Longines HydroConquest 41 Automatic in Grey (Model: L3.781.4.76.6) is a statement piece that reflects your style and personality. Founded in 1832, Longines has established itself as a pioneer in Swiss watchmaking, known for their commitment to tradition and precision. The HydroConquest series, launched to celebrate diving and water sports, is a fantastic representation of the brand's ability to merge utility with luxury. This watch exudes confidence with its substantial 41mm case diameter, making it suitable for both casual and formal occasions. The grey dial is stunning, offering a subtle yet striking backdrop for the watch's mixed indexes and proprietary hands, which are coated with luminescent material, ensuring visibility in low-light conditions. At the core of the HydroConquest is the Longines caliber L888.2 movement, engineered for precision and reliability, boasting a 65-hour power reserve. With a water resistance of 300 meters, this watch can handle the pressure of serious diving. The rotating bezel is a critical feature for divers, allowing you to track dive times effectively. This practical function, combined with the watch's aesthetic appeal, makes it a must-have for diving enthusiasts. Priced at $2,000, the Longines HydroConquest 41 Automatic offers excellent value, especially considering its durability, functionality, and Swiss craftsmanship.
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Key Features
- Longines caliber L888.2 automatic movement
- 300m water resistance
- Stainless steel case with ceramic bezel
- Grey dial with mixed indexes and luminescent hands
Specifications
- Brand
- Longines
- Family
- HydroConquest
- Model
- HydroConquest 41 Automatic Stainless Steel / Ceramic / Grey / Bracelet
- Reference
- L3.781.4.76.6
- Movement
- l888-2
- Movement Features
-
- Hours, Minutes, Seconds
- Date
- Case
- Stainless Steel 41mm
- Dial Color
- Grey
- Crystal
- Sapphire
- Water Resistance
- 300
Current Listings
![[WTS] Longines Hydroconquest with Box+Papers](https://preview.redd.it/ufs3q92kwnqg1.jpg?width=640&crop=smart&auto=webp&s=2f5fe082ba368fba8b3e4d15ad1881f32276f91e)
Longines Hydroconquest with Box+Papers
A gently used Longines Hydroconquest in excellent condition, complete with box, papers, and original accessories.
- Condition: Near perfect with minor scratches on the back of the lugs
- Box And Papers: Included
- Bracelet Links: Extra links after sizing
- Warranty Card: Included
![[WTS] OEM Longines HydroConquest GMT 41mm Black Rubber Strap (21mm) w/ OEM Deployant Clasp – Excellent](https://preview.redd.it/mv87c1g0enqg1.jpg?width=640&crop=smart&auto=webp&s=2a32fe1a3788a77d32cc61bc45ef2cfbc01abbc4)
OEM Longines HydroConquest GMT 41mm Black Rubber Strap (21mm) w/ OEM Deployant Clasp – Excellent
A Longines HydroConquest GMT watch with a 41mm black rubber strap and deployant clasp, featuring a comfortable on-the-fly micro-adjust mechanism. The watch has been worn sparingly and shows minimal signs of wear.
- Condition: Lightly used
- Lug width: 21mm
- Clasp type: deployant
![[WTS] Longines Hydroconquest GMT - Sunray Brown - 41mm- Full Kit - Excellent Condition](https://preview.redd.it/74ipd0kadfqg1.jpg?width=640&crop=smart&auto=webp&s=11277a9581488bfda627dff42f1cb6f73f7fe61a)
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
![[WTS] Longines HydroConquest 41mm Two Tone $1750](https://preview.redd.it/u7fkctlv2upg1.jpg?width=640&crop=smart&auto=webp&s=ba25fdac5147f1eb509169328273088acc6931ce)
Longines HydroConquest 41mm Two Tone $1750
Longines HydroConquest in a two-tone version, sold as-is.
- 41mm diameter: case size
![[WTS] Longines Hydroconquest Two-tone 41mm](https://preview.redd.it/puekxcrr4gpg1.jpg?width=640&crop=smart&auto=webp&s=e294ab3b5bb1c4ea1692a976f6def1f8e334c8ca)
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
![[WTS] Longines Hydroconquest GMT 41mm](https://preview.redd.it/2cfcxnaix9pg1.jpg?width=640&crop=smart&auto=webp&s=f4e810aeaaa75abf3d85c8d4aa4d54b8f9fa4b07)
Longines Hydroconquest GMT 41mm
The Longines Hydroconquest GMT is a blue-dialed watch featuring a GMT complication, housed in a 41mm case. It comes with a complete full set and eBay verification.
- Condition: Pre-owned with minor wear
- Case size: 41mm
- Bracelet condition: Minor wear
![[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
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