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The Longines HydroConquest GMT, a stainless steel diving watch with black bezel and dial, orange GMT hand, date display, water resistance, and a silver bracelet is shown angled on a white background.
The Longines HydroConquest GMT, a stainless steel diving watch with a black dial, date display, and rotating bezel, is shown at an angle on a white background.
Close-up view of the back of a Longines HydroConquest GMT, showcasing its stainless steel case engraved with the Longines logo and water resistance details.
A person in a black shirt and blazer with a silver chain necklace holds their hand near their face, showcasing the Longines HydroConquest GMT diving watch with a stainless steel case.
The Longines HydroConquest GMT is a stainless steel diving watch featuring a black dial, silver hour markers, date window at 3 o’clock, rotating bezel, and excellent water resistance.
The Longines HydroConquest GMT, a stainless steel diving watch with black bezel and dial, orange GMT hand, date display, water resistance, and a silver bracelet is shown angled on a white background.
The Longines HydroConquest GMT, a stainless steel diving watch with a black dial, date display, and rotating bezel, is shown at an angle on a white background.
Close-up view of the back of a Longines HydroConquest GMT, showcasing its stainless steel case engraved with the Longines logo and water resistance details.
A person in a black shirt and blazer with a silver chain necklace holds their hand near their face, showcasing the Longines HydroConquest GMT diving watch with a stainless steel case.
The Longines HydroConquest GMT is a stainless steel diving watch featuring a black dial, silver hour markers, date window at 3 o’clock, rotating bezel, and excellent water resistance.
The Longines HydroConquest GMT, a stainless steel diving watch with black bezel and dial, orange GMT hand, date display, water resistance, and a silver bracelet is shown angled on a white background.
The Longines HydroConquest GMT, a stainless steel diving watch with a black dial, date display, and rotating bezel, is shown at an angle on a white background.
Close-up view of the back of a Longines HydroConquest GMT, showcasing its stainless steel case engraved with the Longines logo and water resistance details.
A person in a black shirt and blazer with a silver chain necklace holds their hand near their face, showcasing the Longines HydroConquest GMT diving watch with a stainless steel case.

Longines HydroConquest GMT

L37904566 41 mm
View Specs
Regular price $3,100
Starting at /mo or 0% APR with Affirm .
Authorized Luxury Retailer
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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
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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
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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

Developed for divers and water sport professionals Powered by the L844 calibre movement 41mm stainless steel case with ceramic bezel presented on a stainless steel bracelet Sunray black dial with silvered polished hands and applied Arabic numerals Features 72 hours of power reserve and water resistance up to 30 bar (300 metres) A DIVER'S COMPANION 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 the brand's reputation for creating timepieces for extreme sports. UNDERWATER ADVENTURE AWAITS This sporting timepiece features a 41mm stainless steel case with a ceramic rotating bezel, presented on a stainless steel bracelet and secured with a double security folding clasp with a micro adjustment system. The sunray black dial is enhanced by Super-LumiNova™ coated silvered polished hands and applied Arabic numerals for increased visibility during even the deepest of dives. A date window sits at 3 o'clock. Powered by the L844 calibre movement, this wristwatch 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

L37904566

Product Code

17351311

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

Black

Dial Texture

Sunbeam

Dial Markers

Arabic & Batons

Stone Set

No

Movement

Type

Auto

Bracelet

Type

Bracelet

Stone Set

No

Buckle

Deployment