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H.dessault by c4

H.dessault By C4 Stark dive computer

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Features of H.dessault by c4 Stark

Product description of H.dessault By C4 Stark dive computer

Description summary

Elevate your dives with the H.DESSAULT by C4 Stark dive computer. This compact, watch-style computer offers unparalleled clarity and performance for recreational, freediving, and spearfishing. Featuring the advanced Bühlmann ZHL-16B algorithm, multi-mode functionality (Scuba, Gauge, Freediving), and customizable alarms, it ensures safety and precision. Its high-contrast display, intuitive interface, and durable synthetic polymer and stainless steel construction make it your ultimate underwater companion, delivering critical information in any condition. Dive with confidence

Discover unparalleled clarity, performance, and safety on every underwater adventure with the H.DESSAULT by C4 Stark dive computer. This advanced piece of electronics is engineered for the discerning diver who demands reliability and precision. Its compact, watch-style form factor, with a case diameter of under 50 mm, ensures comfort and a low profile, making it ideal for all-day wear, both in and out of the water. Designed specifically for the rigorous demands of diving, it combines robust construction with sophisticated technology to be your ultimate underwater companion.

The H.DESSAULT by C4 Stark dive computer in Black is a cutting-edge electronic device designed for divers who want to take their underwater exploration to the next level. This sleek and modern computer offers a wide range of features to enhance your diving experience, including advanced algorithms for accurate decompression calculations, customizable display settings, and multiple dive modes for added versatility.

With its durable construction and intuitive interface, the H.DESSAULT by C4 Stark dive computer is built to withstand the rigors of the underwater environment while providing you with the crucial information you need to stay safe and informed during your dives. Whether you are a seasoned diver looking to upgrade your equipment or a beginner looking for a reliable and user-friendly dive computer, the H.DESSAULT by C4 Stark is sure to meet your needs and exceed your expectations.

Engineered for ultimate versatility, the Stark excels across multiple disciplines, from recreational scuba diving to competitive freediving and spearfishing. Its high-contrast, backlit display provides exceptional readability in all conditions, from bright surface glare to the low light of deeper waters. Navigate through its functions with an intuitive menu system, allowing you to focus on your dive, not your gear. The robust synthetic polymer case, complemented by stainless steel components, provides the perfect balance of lightweight comfort and rugged durability.

Main Features:

* Multi-Mode Functionality: Seamlessly switch between Scuba (Air/Nitrox), Gauge, and Freediving (Apnea) modes to suit any dive profile.
* Advanced Safety Algorithm: Utilizes the trusted Bühlmann ZHL-16B algorithm for reliable decompression planning and monitoring.
* Crystal-Clear Display: A high-contrast LCD screen with an adjustable backlight ensures vital information is always legible at a glance.
* Comprehensive Alarms: Set customizable audible and visual alarms for depth, dive time, ascent rate, and surface intervals to enhance dive safety.
* Extensive Logbook: Features a generous memory to store detailed profiles of your dives for post-dive analysis and logging.
* Intuitive User Interface: Easily navigate settings and functions with a straightforward menu system designed for divers.

Technical Specifications:

* Case Diameter: <50 mm
* Case Material: Reinforced Synthetic Polymer
* Bezel and Buttons: 316L Stainless Steel
* Crystal: High-Resistance Mineral Glass
* Maximum Operating Depth: 100 meters / 328 feet
* Algorithm: Bühlmann ZHL-16B
* Gas Compatibility: Air and Nitrox
* Battery: User-Replaceable CR2450

Specifications

Manual

Technical specifications of H.dessault by c4 Stark

  • Display Type

    LCD

  • Bezel Material

    316L Stainless Steel

  • Lens Material

    High-Resistance Mineral Glass

  • Case Material

    Reinforced Synthetic Polymer

  • Battery Type

    CR2450

  • Water Resistance Rating

    100 Meters

  • Color

    Black

  • Recommended Use

    Diving

  • Features

    Diameter <50 mm

Features of H.dessault by c4 Stark

Color Black

Color

Black

Recommended Use Diving

Recommended Use

Diving

Features Diameter <50 mm

Features

Diameter <50 mm

Key differentiators

Durable construction with a reinforced synthetic polymer case and stainless steel bezel.

Features a user-replaceable CR2450 battery for convenience.

Rated for a maximum depth of 100 meters.

Reliable safety features including the Bühlmann ZHL-16B algorithm and customizable alarms.

Versatile multi-mode functionality: Scuba, Gauge, and Freediving.

Technology in H.dessault By C4 Stark dive computer

Energy rating

Warnings

/ 5

1 Reviews

What our customers are saying about H.dessault By C4 Stark dive computer

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2026-09-09

Generated by AI and verified

H.dessault By C4 Stark dive computer

What materials are used to construct the H.dessault By C4 Stark Dive Computer?

Answer of Generated by AI and verified

This dive computer is built for durability. The case is made from a reinforced synthetic polymer, the bezel is 316L stainless steel, and the lens is a high-resistance mineral glass.

* Generated by AI based on customer and product data

2026-09-09

Generated by AI and verified

H.dessault By C4 Stark dive computer

Is the battery on this dive computer replaceable by the user?

Answer of Generated by AI and verified

Yes, the H.dessault By C4 Stark features a user-replaceable CR2450 battery, allowing you to easily change it when needed.

* Generated by AI based on customer and product data

2026-09-09

Generated by AI and verified

H.dessault By C4 Stark dive computer

What is the maximum depth this dive computer is rated for?

Answer of Generated by AI and verified

The H.dessault By C4 Stark dive computer has a maximum depth rating of 100 meters.

* Generated by AI based on customer and product data

2026-09-09

Generated by AI and verified

H.dessault By C4 Stark dive computer

What types of diving is the H.dessault By C4 Stark suitable for?

Answer of Generated by AI and verified

This dive computer is versatile, offering multiple modes to support your underwater activities, including Scuba, Gauge, and Freediving.

* Generated by AI based on customer and product data

2026-09-09

Generated by AI and verified

H.dessault By C4 Stark dive computer

What type of display does the H.dessault By C4 Stark have?

Answer of Generated by AI and verified

This dive computer is equipped with a high-contrast LCD display to provide clear visibility of your dive information.

* Generated by AI based on customer and product data

2026-09-09

Generated by AI and verified

H.dessault By C4 Stark dive computer

What dive algorithm does this computer use?

Answer of Generated by AI and verified

The H.dessault By C4 Stark utilizes the Bühlmann ZHL-16B algorithm for its dive calculations.

* Generated by AI based on customer and product data

2026-09-09

Generated by AI and verified

H.dessault By C4 Stark dive computer

What is the case diameter of this dive computer?

Answer of Generated by AI and verified

The H.dessault By C4 Stark has a case diameter of under 50 mm, offering a compact, low-profile design.

* Generated by AI based on customer and product data

2026-09-09

Generated by AI and verified

H.dessault By C4 Stark dive computer

Does this dive computer have an alarm function?

Answer of Generated by AI and verified

Yes, it features customizable audible and visual alarms to help ensure your safety during dives.

* Generated by AI based on customer and product data

2026-09-09

Generated by AI and verified

H.dessault By C4 Stark dive computer

Can I log my dives with this computer?

Answer of Generated by AI and verified

Yes, the H.dessault By C4 Stark has an extensive memory to store detailed profiles of your dives.

* Generated by AI based on customer and product data

2026-09-09

Generated by AI and verified

H.dessault By C4 Stark dive computer

How does the H.dessault By C4 Stark compare to the Seac Action Dive Computer?

Answer of Generated by AI and verified

The H.dessault By C4 Stark is designed for Scuba, Gauge, and Freediving modes and has a maximum depth rating of 100 meters. The Seac Action Dive Computer has a battery life of up to 40 hours. For specific details, we recommend comparing the features of each device to see which best suits your diving needs.

* Generated by AI based on customer and product data

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Frequently bought together
Best sellers

Use cases

Recreational Scuba Diving 90% Fit

This dive computer is a great choice for recreational scuba divers. It provides all the essential functions needed for safe and enjoyable dives, including a dedicated Scuba mode and a clear, high-contrast LCD display.

Scuba dive mode,Max depth rating of 100 meters,Bühlmann ZHL-16B algorithm,High-contrast LCD display

Freediving and Apnea Training 90% Fit

With a specific Freediving mode, this computer is well-suited for breath-hold divers. It tracks essential data for apnea, and its customizable alarms help you stay aware of depth and time limits during your dives.

Freediving dive mode,Customizable audible and visual alarms,Max depth rating of 100 meters,Intuitive menu system

Beginner Dive Training 80% Fit

For those new to diving, this computer offers a user-friendly experience. The intuitive menu system and clear alarms for depth and time make it a practical tool for learning and building confidence underwater.

Intuitive menu system,Customizable audible and visual alarms,User-replaceable battery,High-contrast LCD display

Backup Dive Computer 75% Fit

Thanks to its straightforward functionality and reliable Bühlmann algorithm, this watch-style computer serves as a dependable backup. Its Gauge mode provides essential depth and time data as a secondary reference during more complex dives.

Gauge dive mode,Bühlmann ZHL-16B algorithm,User-replaceable CR2450 battery,Compact watch-style design

Best for

Ideal for Casual and Hobbyist Divers

With versatile dive modes including Scuba, Gauge, and Freediving, and a reliable 100-meter depth rating, this computer supports a variety of recreational underwater adventures.

Based on: dive_modes: Scuba, Gauge, Freediving; Max depth rating: 100 Meters

Great for Budget-Conscious Divers

This computer offers essential dive functions and a user-replaceable battery, providing great value and low running costs for divers who prioritize affordability.

Based on: user_replaceable_battery: Yes; Price tier: entry

A Reliable Choice for New Divers

Featuring an intuitive menu system and customizable safety alarms, this user-friendly dive computer helps build confidence for those new to the sport.

Based on: user_interface: intuitive menu system; Alarm function: customizable audible and visual alarms

A Solid Backup for Experienced Divers

Built with a durable stainless steel bezel and a proven Bühlmann ZHL-16B algorithm, this serves as a trustworthy secondary computer for tracking critical dive data.

Based on: algorithm: Bühlmann ZHL-16B; Bezel material: 316L Stainless Steel

Benefits

FunctionalAdapts to Your Underwater Adventure

Whether you're scuba diving, freediving, or need a simple gauge, this dive computer has you covered. The multiple dive modes provide the flexibility to switch between different types of underwater activities, making it a versatile tool for any diver.

Dive modes: Scuba

Gauge

Freediving

FunctionalStay Alert with Customizable Alarms

Enhance your safety underwater with customizable audible and visual alarms. These alerts help you monitor critical dive parameters, ensuring you stay within your planned limits for a safer and more controlled dive.

Alarm function: customizable audible and visual alarms

Algorithm: Bühlmann ZHL-16B

FunctionalEasily Replace the Battery Yourself

Keep your dive computer ready for action without the downtime or cost of professional servicing. The user-replaceable CR2450 battery can be swapped out easily, ensuring you never miss a dive.

User replaceable battery: Yes

FunctionalView Your Dive Data with Clarity

Easily read your critical dive information in various underwater conditions. The high-contrast LCD display, combined with adjustable brightness, ensures your data is always visible at a glance.

Display size: high-contrast LCD

Adjustable brightness: Yes

FunctionalBuilt to Withstand the Underwater Environment

This dive computer is constructed with robust materials to handle the demands of diving. The combination of a reinforced synthetic polymer case, high-resistance mineral glass, and a 316L stainless steel bezel provides durability and reliability for your underwater excursions.

Case material: Reinforced Synthetic Polymer

Lens material: High-Resistance Mineral Glass

Bezel material: 316L Stainless Steel

Ideal buyer profiles

The Tech-Savvy Diving Enthusiast

This diver is passionate about the latest technology and wants a dive computer that offers advanced features and data tracking. They appreciate robust algorithms, multiple dive modes, and customizable settings to get the most out of every dive.

The H.dessault By C4 Stark is an excellent match, featuring the proven Bühlmann ZHL-16B algorithm for reliable decompression calculations. With modes for Scuba, Gauge, and Freediving, it offers the versatility this diver needs. The customizable audible and visual alarms, high-contrast LCD display, and durable construction with a stainless steel bezel and reinforced polymer case meet their demands for both performance and technology.

The Adventurous Hobbyist Diver

This individual dives for recreation and adventure, exploring various underwater environments. They need a reliable, easy-to-use dive computer that can handle different types of diving without being overly complex, allowing them to focus on the experience.

This dive computer is ideal for the hobbyist, offering Scuba, Gauge, and Freediving modes in a single, watch-style device. Its intuitive menu system and high-contrast LCD display make it easy to manage on the go. The 100-meter depth rating and user-replaceable battery provide the reliability and convenience needed for many diving adventures.

The Price-Sensitive Casual Diver

This diver enjoys occasional dives and wants essential safety and tracking features without investing in a top-of-the-line professional model. They prioritize core functionality, reliability, and ease of maintenance over advanced, complex features.

The Stark provides essential features like customizable depth and time alarms, a clear LCD display, and a reliable Bühlmann ZHL-16B algorithm. The user-replaceable CR2450 battery is a significant advantage, reducing long-term maintenance costs. Its robust build with a mineral glass lens and stainless steel bezel ensures it can handle casual diving for years to come.

Competitive features

When choosing a dive computer, it's essential to weigh features, intended use, and overall value. The H.dessault By C4 Stark Dive Computer is a versatile option for recreational, freediving, and spearfishing users. It offers a robust feature set, including the Bühlmann ZHL-16B algorithm and multiple dive modes. In the competitive landscape, it stands alongside specialized spearfishing computers like the Seac Partner and Salvimar models, as well as popular recreational dive computers from Cressi. This comparison will help clarify where the Stark fits and which diver it suits best.

Where it excels

The H.dessault By C4 Stark offers a comprehensive feature set for its price point, including multi-mode functionality for Scuba, Gauge, and Freediving, making it more versatile than some dedicated spearfishing or single-mode recreational computers. It incorporates the advanced Bühlmann ZHL-16B algorithm, a feature often found in more advanced dive computers, ensuring reliable decompression calculations for enhanced safety. Constructed from synthetic polymer and stainless steel with a compact, watch-style design, it provides durability and comfort for various diving activities, from recreational dives to spearfishing.

Consider alternatives if...

Verdict

The H.dessault By C4 Stark Dive Computer is a strong contender in the mid-range market, offering an excellent balance of advanced features and versatility. Its inclusion of the Bühlmann ZHL-16B algorithm and multiple dive modes (Scuba, Freediving, Gauge) makes it suitable for a wide range of divers, from recreational users to serious freedivers and spearfishers. While it faces competition from established models like the Cressi Leonardo and Donatello, its comprehensive capabilities and durable construction make it a compelling choice for those seeking a reliable, all-in-one underwater companion.

Specs comparison

Specs vs competitors

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MaterialSynthetic Polymer, Stainless Steelstainless steelStainless SteelReinforced Composite--
Adjustable BrightnessYesyes-YesEL Backlight: For clear visibility in low-light conditions.-
Alarm Functioncustomizable audible and visual alarmsMOD exceeded alarm, deco stop violated alarm, ascent speed alarm, NoFly time and desaturation calculations, maximum permitted altitude warning-Customizable alarms for hydration, depth, and dive time; alarms can be deactivatedMax Diving Depth Alarm: One customizable alarm for your target maximum depth.Audible and Visual Alarms - Diver Selectable
Battery LifeCR245040 hoursUser-Replaceable--Replaceable CR2450 Battery
Dive ModesScuba, Gauge, FreedivingSCUBA, GAUGE, FREEDIVINGApnea, SCUBA, GaugeFreediving Mode-Air, Nitrox, Gauge
Max Depth Rating100 Meters-100 Meters / 330 Feet100 meters100 Mt.suitable depth rating
User Replaceable BatteryYestrueYes-YesYes
Water Resistance100 Meterstrue100 Meters / 330 Feet100 meters100m Water Resistant-
Display Sizehigh-contrast LCDLCD47 mm<50 mmwrist-mountedPuck-Style
Typewatch-stylewrist-mountwatch-styleFreediving Computerwristpuck-style
Battery TypeCR2450CR2450Cr2450-CR2032Replaceable CR2450 Battery
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