Longines HydroConquest Hydroconquest Chronograph Quartz

Reference L3.650.4.16.6

About this watch

The Longines Hydroconquest Chronograph Quartz is a stunning luxury watch that combines precision, elegance, and rich heritage. Crafted from stainless steel, the 41mm round case exudes classic style while its quartz movement ensures accuracy and eliminates the need for winding. The white dial features stick and dot indexes, providing easy readability. A rotating bezel marked from 0 to 60 enables precise dive time tracking, making it a versatile choice for both casual and formal occasions. With a water resistance of 300 meters, this watch is built for aquatic adventures and everyday wear. Its sleek design and durable construction make it a worthy addition to any collection.

Buy Now on Jomashop

This is an affiliate link

Key Features

41mm Round Stainless Steel Case
Quartz Movement with Chronograph Feature
Sapphire Glass with Rotating Dive Bezel
300m Water Resistance
White Dial with Stick and Dot Indexes
Stainless Steel Bracelet with Secure Clasp

Specifications

Brand

Longines

Family

HydroConquest

Model

Hydroconquest Chronograph Quartz

Reference

L3.650.4.16.6

Movement

l541

Movement Features

Hours, Minutes, Small Seconds
Date
Chronograph

Case

Stainless Steel 41mm

Dial Color

White

Crystal

Sapphire

Water Resistance

300

Current Listings

Longines HydroConquest – Ceramic Bezel 39mm, 2029 Warranty

Longines - L3.780.4.56.6 · $925

A black dial Longines Hydroconquest Ceramic Bezel in 39mm size, bought new in October 2024 and comes with a full kit.

Condition: Great condition with minor scratches on the bracelet and buckle
Size: 39mm diameter
Warranty Valid Until: October 2029

Posted at

Oct 23, 2025, 12:49 AM

Active

View listing on r/WatchExchange

Reduced! Longines Hydroconquest 41mm ceramic, LNIB literally spotless

Longines - Hydroconquest 41mm ceramic · $1,050

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

Posted at

Oct 18, 2025, 8:33 AM

Active

View listing on r/WatchExchange

Longines HydroConquest – Ceramic Bezel 39mm, 2029 Warranty

Longines - L3.780.4.56.6 · $950

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

Posted at

Oct 16, 2025, 5:22 PM

Active

View listing on r/WatchExchange

Longines Hydroconquest 41

Longines - L3.781.4.05.6 · $1,380

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

Posted at

Oct 15, 2025, 8:12 PM

Active

View listing on r/WatchExchange

BNIB Longines HydroConquest

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)

Posted at

Oct 15, 2025, 7:10 PM

Active

View listing on r/WatchExchange

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

Active

View listing on RolexForums