Longines HydroConquest HydroConquest 43 Automatic Stainless Steel / Ceramic / Black / Rubber
Reference L3.782.4.56.9
About this watch
The Longines HydroConquest L3.782.4.56.9 is a stunning timepiece that combines functionality, elegance, and durability, making it an ideal companion for both underwater adventures and everyday wear. With its sporty yet elegant look, this watch is not just a diving watch; it's a statement piece. The 43mm stainless steel case features a sleek design that's both functional and stylish, while the matte black ceramic bezel with a rotating 0-60 dive scale adds a touch of sophistication. The black dial is adorned with mixed indexes and proprietary hands, giving it a unique flair that sets it apart from other dive watches. The sapphire crystal glass ensures scratch resistance and clarity, and the closed case back enhances the watch's water resistance to 300 meters. At its core lies the Longines caliber L888.2, an automatic movement that showcases Longines’ commitment to precision, with a frequency of 25,200 vibrations per hour and a 65-hour power reserve. The watch comes with a rubber strap that provides exceptional comfort and a lug width of 21mm for easy customization. Weighing in at 11.90mm in height, the HydroConquest sits comfortably on the wrist without feeling bulky. With its round shape and water resistance of 300 meters, this watch is a serious contender in the diving watch category.
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Key Features
- 43mm Stainless Steel Case
- Matte Black Ceramic Bezel with Rotating Dive Scale
- Sapphire Crystal Glass for Scratch Resistance and Clarity
- Longines Caliber L888.2 Automatic Movement
- 300m Water Resistance
- Rubber Strap for Exceptional Comfort
- 21mm Lug Width for Easy Customization
Specifications
- Brand
- Longines
- Family
- HydroConquest
- Model
- HydroConquest 43 Automatic Stainless Steel / Ceramic / Black / Rubber
- Reference
- L3.782.4.56.9
- Movement
- l888-2
- Movement Features
-
- Hours, Minutes, Seconds
- Date
- Case
- Stainless Steel 43mm
- Dial Color
- Black
- 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