Zoom Media Gallery
The Longines HydroConquest is a stainless steel diving watch featuring a green dial, gold hour markers, ceramic bezel, and a date window at 3 oclock, displayed at an angle.
The Longines HydroConquest is a stainless steel diving watch featuring a green dial, black ceramic bezel, gold-tone hands and markers, date at 3 o’clock, and a metal bracelet.
The image displays the stainless steel case back of a Longines HydroConquest watch, with engraved branding and specifications.
A person in a blue blazer and black turtleneck showcases a Longines HydroConquest watch with a silver case and gold face on their left wrist against a plain background.
The Longines HydroConquest stainless steel diving watch features a green and yellow face, ceramic bezel, and date display, shown angled on a white background.
Side view of the Longines HydroConquest diving watch in stainless steel with a ceramic bezel and metal bracelet, highlighting the detailed case, crown, and bracelet links.
Close-up of the stainless steel bracelet clasp with winged logo, designed to complement the distinctive ceramic bezel of the Longines HydroConquest.
The Longines HydroConquest is a stainless steel diving watch featuring a green and gold dial, ceramic bezel, date display at 3 oclock, and a metal link bracelet.
The Longines HydroConquest is a stainless steel diving watch featuring a green dial, gold hour markers, ceramic bezel, and a date window at 3 oclock, displayed at an angle.
The Longines HydroConquest is a stainless steel diving watch featuring a green dial, black ceramic bezel, gold-tone hands and markers, date at 3 o’clock, and a metal bracelet.
The image displays the stainless steel case back of a Longines HydroConquest watch, with engraved branding and specifications.
A person in a blue blazer and black turtleneck showcases a Longines HydroConquest watch with a silver case and gold face on their left wrist against a plain background.
The Longines HydroConquest stainless steel diving watch features a green and yellow face, ceramic bezel, and date display, shown angled on a white background.
Side view of the Longines HydroConquest diving watch in stainless steel with a ceramic bezel and metal bracelet, highlighting the detailed case, crown, and bracelet links.
Close-up of the stainless steel bracelet clasp with winged logo, designed to complement the distinctive ceramic bezel of the Longines HydroConquest.
The Longines HydroConquest is a stainless steel diving watch featuring a green and gold dial, ceramic bezel, date display at 3 oclock, and a metal link bracelet.
The Longines HydroConquest is a stainless steel diving watch featuring a green dial, gold hour markers, ceramic bezel, and a date window at 3 oclock, displayed at an angle.
The Longines HydroConquest is a stainless steel diving watch featuring a green dial, black ceramic bezel, gold-tone hands and markers, date at 3 o’clock, and a metal bracelet.
The image displays the stainless steel case back of a Longines HydroConquest watch, with engraved branding and specifications.
A person in a blue blazer and black turtleneck showcases a Longines HydroConquest watch with a silver case and gold face on their left wrist against a plain background.
The Longines HydroConquest stainless steel diving watch features a green and yellow face, ceramic bezel, and date display, shown angled on a white background.
Side view of the Longines HydroConquest diving watch in stainless steel with a ceramic bezel and metal bracelet, highlighting the detailed case, crown, and bracelet links.
Close-up of the stainless steel bracelet clasp with winged logo, designed to complement the distinctive ceramic bezel of the Longines HydroConquest.

Longines HydroConquest

L37904066 41 mm
View Specs
Regular price $3,100
Starting at /mo or 0% APR with Affirm .
Authorized Luxury Retailer
Rolex green flag outside the Watches of Switzerland store with cream columns and large windows.

Renowned for expertise in luxury watch retail, Watches of Switzerland embodies the highest standards of craftsmanship and service. With a history dating back to the 1700s, the company offers a curated selection of premier timepieces and commits to excellence in customer experience grounded in a legacy of trust and industry proficiency.

Authorized Luxury Retailer

Authorized Luxury Retailer

We are an authorized retailer for over 80 luxury watch brands.
Free Expedited Delivery
Cartier watch box close up

Free Expedited Delivery on Orders $100 and Up (Estimated 1-3 Days)

Our secure shipping service operates Monday through Saturday, from 8:00 a.m. to 6:00 p.m. For security reasons, an adult signature is required for every delivery. Watches of Switzerland does not deliver to P.O. boxes or third-party forwarding services. For more information about delivery, click here. Tracking information will be made available upon shipping.

$15 Flat Fee on Orders Under $100 (Estimated 1 - 2 weeks)

Monday through Saturday, from 8:00 a.m. to 6:00 p.m. For more information about delivery, click here. Tracking information will be made available upon shipping.

If you have any questions or concerns regarding your order, please contact the Watches of Switzerland Client Services

Free Expedited Delivery

Free Expedited Delivery

We offer free, expedited delivery on all orders over $100.
Simple Easy Returns
customer service woman helping customer

Our commitment to you does not end at delivery. We offer the following return services to make your experience as pleasant as possible.

10-Day Returns For Timepieces:

Timepieces purchased online can be returned or exchanged within 10 days from when they are shipped or collected.

30-Day Returns For All Other Purchases:

All other online purchases can be returned or exchanged within 30 days from when they are shipped or collected.

On presentation of the original receipt, your purchases may be returned or exchanged at any of our store locations. Alternatively, you may elect shipping to our facility with all the original paperwork. All refunds must be credited to the same tender used for the original purchase. To return the online purchases through secure shipping service, please contact our client service team who will provide you the shipping label.

All returns or exchanges must be in new, unworn condition, with no scratches or markings, not sized or adjusted and in their original packaging and with warranty cards / certificated and instruction booklets.

Simple Easy Returns

Simple Easy Returns

Purchase with confidence with our simple, free return policy.

Details

HydroConquest - developed for divers and water sport professionals 41mm stainless steel case with ceramic bezel presented on a stainless steel bracelet Radiant sunray green dial with gilt hands and applied Arabic numerals Powered by the L844 calibre movement Equipped with 72 hours of power reserve and water resistance up to 30 bar (300 metres) A NEW AGE OF TIMEKEEPING Originally launched in 2007, the HydroConquest collection embodies Longines' tradition of fusing elegance and performance. Part of the brand's contemporary sport collection, this stylish chronograph presents the aesthetic features and functionality of a classic diving watch, reinforcing Longines' reputation for creating timepieces equipped to meet the challenges of extreme sports. PRECISION ABOVE AND BELOW THE WAVES Offering extreme precision and a sophisticated aesthetic, this confident timepiece is housed within a 41mm stainless steel case secured with a stainless steel bracelet. Framed by a ceramic rotating bezel, the stylish sunray green dial is enhanced by Super-LumiNova™ coated gilt hands and applied Arabic numerals for increased visibility during even the deepest of dives. A date window sits at 3 o'clock. Powered with flawless precision by the L844 calibre movement, this model offers 72 hours of power reserve and water resistance up to 30 bar (300 metres) for increased reliability during adventures.

General

Condition

New

Brand

Longines

Reference

L37904066

Product Code

17351310

Power Reserve

72 Hours Approx

Features

Deployment clasp
Automatic movement
Waterproof

Case

Case Size

41 mm

Case Depth

13 mm

Case Shape

Round

Case Material

Ceramic & Steel

Bezel Material

Ceramic

Bezel Color

Black

Crystal

Sapphire

Dial

Dial Color

Green

Dial Texture

Sunbeam

Dial Markers

Arabic & Batons

Stone Set

No

Movement

Type

Auto

Bracelet

Type

Bracelet

Stone Set

No

Buckle

Deployment