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The Longines HydroConquest is a two-tone stainless steel and gold diving watch with a black bezel, black dial featuring gold accents, date at 3 o’clock, and outstanding water resistance.
The Longines HydroConquest automatic watch features a black dial, gold bezel, two-tone silver and gold bracelet, date at 3 o’clock, and high water resistance.
Side view of the Longines HydroConquest watch, showcasing a silver and gold metal band, fluted bezel, right-side crown, and high water resistance—ideal for diving enthusiasts.
Close-up of a Longines HydroConquest diving watch featuring a black dial, gold and silver bezel, luminous hands, and date display set to the 9th.
Showcase your Longines HydroConquest watch with this luxury box set featuring the iconic logo, an open lid, empty watch cushion, booklet, and warranty card—ideal for displaying your prized timepiece.
A Longines HydroConquest diving watch in silver and gold, with a black dial and date display, is worn on the left wrist above a white shirt cuff.
The Longines HydroConquest is a two-tone diving watch with a black dial, gold and silver bracelet, rotating bezel, date at 3 oclock, and excellent water resistance.
The Longines HydroConquest is a two-tone stainless steel and gold diving watch with a black bezel, black dial featuring gold accents, date at 3 o’clock, and outstanding water resistance.
The Longines HydroConquest automatic watch features a black dial, gold bezel, two-tone silver and gold bracelet, date at 3 o’clock, and high water resistance.
Side view of the Longines HydroConquest watch, showcasing a silver and gold metal band, fluted bezel, right-side crown, and high water resistance—ideal for diving enthusiasts.
Close-up of a Longines HydroConquest diving watch featuring a black dial, gold and silver bezel, luminous hands, and date display set to the 9th.
Showcase your Longines HydroConquest watch with this luxury box set featuring the iconic logo, an open lid, empty watch cushion, booklet, and warranty card—ideal for displaying your prized timepiece.
A Longines HydroConquest diving watch in silver and gold, with a black dial and date display, is worn on the left wrist above a white shirt cuff.
The Longines HydroConquest is a two-tone diving watch with a black dial, gold and silver bracelet, rotating bezel, date at 3 oclock, and excellent water resistance.
The Longines HydroConquest is a two-tone stainless steel and gold diving watch with a black bezel, black dial featuring gold accents, date at 3 o’clock, and outstanding water resistance.
The Longines HydroConquest automatic watch features a black dial, gold bezel, two-tone silver and gold bracelet, date at 3 o’clock, and high water resistance.
Side view of the Longines HydroConquest watch, showcasing a silver and gold metal band, fluted bezel, right-side crown, and high water resistance—ideal for diving enthusiasts.
Close-up of a Longines HydroConquest diving watch featuring a black dial, gold and silver bezel, luminous hands, and date display set to the 9th.
Showcase your Longines HydroConquest watch with this luxury box set featuring the iconic logo, an open lid, empty watch cushion, booklet, and warranty card—ideal for displaying your prized timepiece.
A Longines HydroConquest diving watch in silver and gold, with a black dial and date display, is worn on the left wrist above a white shirt cuff.

Longines HydroConquest

L37813567 41 mm
View Specs
Regular price $2,150
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This product is only available within the United States.

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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.
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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 L888 calibre movement 41mm stainless steel case paired with a two- tone bracelet and a ceramic bezel Water resistance up to 30 bar (300 metres) Sunray black dial with gilt hands A CLASSIC DIVING WATCH 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 for extreme sports. A DIVER’S DREAM Built for divers, this timepiece boasts water resistance up to 300 metres and 72 hours of power reserve, while being powered by the L888 calibre movement. This model features a 41mm stainless steel and yellow PVD coated case, presented on a two-tone bracelet with a double safety folding clasp. Framed by a black ceramic bezel, the sunray black dial is complete with gilt hands and applied Arabic numerals and indexes.

General

Condition

New

Brand

Longines

Reference

L37813567

Product Code

17350916

Power Reserve

72 Hours Approx

Features

Deployment clasp
Automatic movement
Waterproof

Case

Case Size

41 mm

Case Depth

12 mm

Case Shape

Round

Case Material

Steel & PVD Yellow Gold

Bezel Material

Ceramic

Bezel Color

Black

Crystal

Sapphire

Dial

Dial Color

Black

Dial Texture

Sunbeam

Dial Markers

Dots and Arabic

Stone Set

No

Movement

Type

Auto

Bracelet

Type

Bracelet

Stone Set

No

Buckle

Deployment