Longines HydroConquest HydroConquest 43 Automatic Stainless Steel - Yellow Gold / Black / Bracelet

Reference L3.782.3.56.7

Longines HydroConquest 43 Automatic Stainless Steel - Yellow Gold / Black / Bracelet

About this watch

The Longines HydroConquest 43 Automatic Stainless Steel - L3.782.3.56.7 is a statement piece that combines elegance and practicality. With its robust features, stunning design, and reliable movement, this watch proves that you don't have to sacrifice style for functionality. The black sunburst dial is like a night sky with stars, shimmering under various lights. Yellow gold accents provide a luxurious contrast, making it not just a watch but a piece of jewelry. The stainless steel and PVD gold coating enhance its durability while maintaining that captivating allure. The bracelet is crafted from stainless steel with a perfect blend of comfort and elegance, feeling substantial yet surprisingly light on the wrist. At the heart of the HydroConquest is the Longines caliber L888.5, a self-winding movement that boasts a frequency of 25,200 vibrations per hour. It features a silicon balance spring, which enhances its precision and reliability. With a power reserve of 64 hours, this movement ensures that you won't need to wind it every day, making it perfect for those who appreciate convenience.

Buy Now on Jomashop

This is an affiliate link

Key Features

Black sunburst dial with yellow gold accents
Longines caliber L888.5 self-winding movement
Water resistance up to 300 meters
Stainless steel and PVD gold coating
Sapphire crystal resistant to scratches
43mm diameter with 11.90mm height
21mm lug width for adjustable fit

Specifications

Brand

Longines

Family

HydroConquest

Model

HydroConquest 43 Automatic Stainless Steel - Yellow Gold / Black / Bracelet

Reference

L3.782.3.56.7

Movement

l888-5

Movement Features

Hours, Minutes, Seconds
Date
Chronometer

Case

43mm

Dial Color

Black

Crystal

Sapphire

Water Resistance

300

Current Listings

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

Longines - L3.781.3.96.7

Bezel material: stainless steel and ceramic
Case size: 41.00 mm

Posted at

Mar 14, 2026, 7:18 PM

Active

View listing on r/WatchExchange

Longines HydroConquest GMT 41

Longines - L3.790.4 · $1,875

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

Posted at

Mar 11, 2026, 3:01 PM

Active

View listing on r/WatchExchange

Longines HydroConquest 41mm - $1200 Shipped

Longines - HydroConquest 41mm · $1,200

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

Posted at

Mar 10, 2026, 10:24 PM

Active

View listing on r/WatchExchange

2025 Longines HydroConquest 39 - $950

Longines - L3-780-4-56-6 · $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

Posted at

Mar 7, 2026, 5:21 PM

Active

View listing on r/WatchExchange

- Longines Hydroconquest 39mm - Black Dial

Posted at

Mar 3, 2026, 3:05 PM

Active

View listing on r/WatchExchange