Longines HydroConquest HydroConquest 41 Automatic Stainless Steel / Ceramic / Spain

Reference L3.781.4.97.6

Longines HydroConquest 41 Automatic Stainless Steel / Ceramic / Spain

About this watch

The Longines HydroConquest 41 Automatic is a remarkable timepiece that delivers on all fronts—style, durability, and performance. This luxury watch boasts a striking blue dial with a matte finish, a robust stainless steel case, and a rotating bezel for tracking time underwater accurately. The automatic movement features a 65-hour power reserve and 21 jewels for precision and reliability. With a water resistance of 300 meters, this watch is built to withstand the pressures of underwater exploration. Its versatility makes it suitable for both formal occasions and casual wear. Longines is known for creating timepieces that can withstand the test of time, and the HydroConquest is no exception. The combination of stainless steel and sapphire glass ensures durability while maintaining a stylish appearance.

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Key Features

41mm Stainless Steel Case
Rotating Dive Bezel with 0-60 Markings
Automatic Longines Caliber L888.2 Movement
300m Water Resistance
Sapphire Glass Crystal
Stainless Steel Bracelet
Date Function and Analog Display

Specifications

Brand

Longines

Family

HydroConquest

Model

HydroConquest 41 Automatic Stainless Steel / Ceramic / Spain

Reference

L3.781.4.97.6

Movement

l888-2

Movement Features

Hours, Minutes, Seconds
Date

Case

Stainless Steel 41mm

Dial Color

Blue

Crystal

Sapphire

Water Resistance

300

Current Listings

Longines Hydroconquest Blue 39mm - $1150

Longines - Hydroconquest · $1,150

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

Posted at

Mar 1, 2026, 8:14 PM

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Longines Hydroconquest 41mm Two Tone

Longines - Hydroconquest 41mm Two Tone · $999

A Longines Hydroconquest 41mm Two Tone watch with a black dial and two tone finish. It is in very good condition with some minor wear.

Condition: Very Good Pre Owned Condition
Diameter: 41mm

Posted at

Feb 27, 2026, 3:34 PM

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View listing on r/WatchExchange

Longines HydroConquest GMT 41mm L3.790.4

Longines - L3.790.4 · $1,799

This Longines HydroConquest GMT is a 41mm watch featuring a 6.5 inch bracelet and an aftermarket rubber strap with deployant.

Bracelet Length: 6.5 inches
Case Size: 41mm

Posted at

Feb 19, 2026, 5:35 PM

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View listing on r/WatchExchange

Longines HydroConquest 43mm Automatic – Black Dial – Full Kit – $1,095

Longines - L3.782.4 · $1,095

This Longines HydroConquest automatic watch features a black dial and 43mm case size, which provides a strong wrist presence.

Condition: very good
Case size: 43mm diameter
Case wear: normal wear consistent with careful use

Posted at

Feb 18, 2026, 4:40 PM

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View listing on r/WatchExchange

Longines Hydroconquest 41m Green full kit with OEM bracelet and rubber strap

Longines - Hydroconquest 41m · $975

A green ceramic automatic watch from Longines, part of the Hydroconquest series, featuring a Swiss movement with 72-hour power reserve.

Condition: Used with signs of wear
Case diameter: 41 mm
Water resistance: 300m / 30 bar
Movement: Longines Calibre L888 series with 72hr power reserve

Posted at

Feb 16, 2026, 4:12 PM

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Longines HydroConquest, L3.781.4.06.9, Steel Diver, Olive, Excellent Condition.

Longines - L3.781.4.06.9 · $1,095

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

Posted at

Feb 5, 2025, 2:47 AM

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View listing on RolexForums