Features of the Garmin Descen G1 Dive Watch: Analysis and Opinion

In this article, we are pleased to present you with a detailed review of the impressive “Slate Gray Descent G1” by Garmin. This compact dive computer has been designed for those adventurers who wish to explore both worlds, both land and sea, with maximum efficiency and precision.

In this entry, dive with us into the fascinating features and capabilities of this cutting-edge device. With multiple dive modes, long-lasting battery life, and a range of advanced sports functions, the Descent G1 promises to take you to new depths in your underwater adventures and elevate your performance in everyday sports activities.

Discover how this rugged dive computer combines functionality and style, maintaining a bold focus on design and durability. We will delve into its ability to store and share dive data in detail, as well as the possibilities it offers for enhancing your overall well-being, including sleep tracking and body energy monitoring.

Plunge into our comprehensive analysis as we take you on an exciting journey to explore the wonders of Garmin’s “Slate Gray Descent G1” and discover why it is the perfect device for diving enthusiasts and active athletes alike. Get ready to dive into the unknown and elevate your experience with this powerful and stylish adventure companion!

Garmin Descent G1 Specifications

Physical and Performance Characteristics
BEZEL MATERIALFiber-Reinforced Polymer
CASE MATERIALFiber-Reinforced Polymer
CASE SIZE (W x H x D)45.5 x 45.5 x 15.2 mm
Silicone band: 128-224 mm
Extra-long silicone band: 128-373 mm
WATER RESISTANCEImmersion (Designed to meet EN 13319 standard)
DISPLAY TYPEMonochrome, sunlight-visible, transflective memory-in-pixel (MIP)
DISPLAY SIZE (W x H)Customizable two-section layout; 23 x 23 mm (0.9″ x 0.9″)
DISPLAY RESOLUTION (W x H)176 x 176 pixels
BATTERY LIFEDive mode: up to 25 hours
Smartwatch mode: up to 21 days
Power save mode: up to 48 days
GPS mode: up to 26 hours
Max battery GPS mode: up to 56 hours
Expedition GPS activity mode: up to 27 days
CHARGING METHODExclusive Garmin charging clip

Please note that this table only displays some of the most prominent specifications of the Garmin Descent G1. You can find more details and features in the official product documentation or on the Garmin website.

Key Features of the Garmin Descent G1

The Slate Gray Garmin Descent G1 is a versatile and rugged dive computer designed to adapt to both the terrestrial and underwater worlds. With a fiber-reinforced polymer case and bezel, and a sapphire glass lens, this device is prepared to withstand the most demanding conditions both on the surface and underwater.

Among its standout features are its multiple dive modes, including technical dives, free dives, gas mix dives such as Nitrox and Trimix, apnea, and closed-circuit rebreather. Additionally, the Descent G1 features GPS for marking surface entry and exit points, and advanced GNSS systems for precise navigation.

For diving enthusiasts, this dive computer offers the capability to store up to 200 dives and review data in the Garmin Dive app. It also enables comprehensive tracking of performance underwater and on land, with over 30 sports apps and advanced training features.

When it comes to battery life, the Descent G1 doesn’t disappoint, offering up to 25 hours in dive mode, up to 21 days in smartwatch mode, and up to 26 hours in GPS mode. Furthermore, its wrist-based heart rate sensor, sleep tracking, Body Battery energy monitor, and other wellness features ensure thorough health monitoring.

Smart connectivity is abundant in this device, allowing for smart notifications, music control, and contactless payments with Garmin Pay. It is also compatible with the inReach® satellite communicator and the inReach dive case for enhanced safety in outdoor activities.

In summary, the Descent G1 is a reliable and comprehensive companion for divers and outdoor enthusiasts seeking a rugged dive computer packed with advanced features for both water and land adventures.

Garmin Descent G1 Sports Functions

The Garmin Descent G1 offers a wide variety of sports functions that go beyond diving. This versatile smartwatch is designed to accompany you in various sports activities, allowing you to track your performance accurately and providing you with useful data to enhance your training and achieve your goals. Some of the key sports functions of the Descent G1 include the following:

Pre-installed activity profiles: It features activity profiles for trail running, swimming, running, cycling, hiking, rowing, skiing, golf, and more, allowing you to choose the profile that best suits your activity.

Physiological age: It uses your chronological age, weekly high-intensity activity, and resting heart rate to calculate your physiological age and provide advice to improve your fitness.

Recovery monitoring: After each training session, the Descent G1 provides you with recovery time information, helping you know when you’re ready for another intense workout.

Training status: It evaluates your recent exercise history and performance indicators to provide you with information about whether your training is productive, if you’ve reached your peak fitness, or if you’re overtraining.

Recommended daily training sessions: Receive tailored workout suggestions based on your preferences and current physical condition, considering your training load and status.

Body Battery energy monitor: Keep track of your body’s energy levels to help you plan the right time for activities and rest.

Hydration tracking: Allows you to log your daily fluid intake to maintain proper hydration levels during your physical activities.

Menstrual cycle tracking: Through the Garmin Connect app, you can track your menstrual cycle or pregnancy, record symptoms, and access exercise and nutrition advice.

Wrist-based heart rate sensor: The watch constantly measures your heart rate and notifies you if it’s outside the set limits during training or rest.

Music control: Manage your smartphone’s music directly from your wrist, enabling you to listen to your favorite songs while exercising.

These are just some of the sports functions offered by the Descent G1. With its wide range of activity profiles and advanced training features, this smartwatch is the perfect companion for those looking to enhance their performance and stay active in various sports disciplines.


The display of the Descent G1 is one of its standout features, designed to offer a clear and readable visual experience in all conditions. It is a monochrome, sunlight-visible, transflective memory-in-pixel (MIP) display. This technology ensures that the screen is easy to read even under direct sunlight, which is especially crucial during outdoor activities.

The display features a customizable two-section layout, with a size of 23 x 23 mm (0.9″ x 0.9″), providing enough space to showcase detailed information without compromising readability. With a resolution of 176 x 176 pixels, graphics and text are displayed with clarity and sharpness, making it easy to interpret data while on the move.

Furthermore, the Descent G1’s display has backlighting, which can be configured in terms of duration and intensity, allowing you to adjust it according to your preferences and needs. This backlighting is activated immediately when submerged, ensuring that you can view crucial information even during dives.

In summary, the Descent G1’s display offers a blend of advanced technology and intelligent design, providing clear and readable visualization both on land and underwater, enabling you to access relevant information and effectively stay in control of your activities and workouts.


The Descent G1 boasts a high-performance battery that allows you to enjoy extended periods of activity without worrying about running out of power. Battery life is one of its standout features and adapts to various usage modes to provide you with the best possible experience.

In dive mode, the watch offers an impressive battery life of up to 25 hours, allowing for extended dive sessions without the need to worry about charging. If you prefer to use it as a smartwatch, the battery can last up to 21 days, which means you can wear it for several weeks without needing to recharge.

In GPS mode, the battery life lasts up to 26 hours, making it ideal for activities like hiking or cycling where precise location tracking is crucial. And if you want to further maximize battery life, you can activate the power save mode, which can extend autonomy up to 48 days.

Additionally, the watch comes with an exclusive Garmin charging clip, making battery recharging a breeze. With this charger, you can quickly power up the watch to be ready for your next adventure.

In summary, the battery of the Descent G1 is robust and versatile, offering ample autonomy across different usage modes and providing the necessary power for you to enjoy your outdoor and underwater activities without interruptions.

Diving Features

The Descent G1 is a diving watch specifically designed for divers, offering a wide range of features and functions that make it an invaluable tool for exploring the underwater world. Some of its key diving features include:

Maximum operational dive depth: With water resistance of up to 100 meters, the Descent G1 is suitable for dives at considerable depths, allowing you to explore different underwater environments.

Customizable dive modes: The watch offers various dive modes to accommodate different types of diving, including single or multiple gas mixes (including Nitrox and Trimix), freediving, breath-hold capture, and closed-circuit rebreather.

Multiple gas mixes: The watch supports air, Nitrox, and Trimix up to 100% O2, as well as 1 bottom gas and up to 11 decompression or reserve gases. It also features customizable PO2 deco settings.

Dive log: The Descent G1 can store and review data from up to 200 dives, enabling you to keep a detailed record of your underwater experiences and review them later in the Garmin Dive app or Garmin Connect.

Three-axis dive compass: The watch is equipped with a three-axis compass that allows you to navigate underwater, useful for orientation during dives.

Alerts and alarms: The Descent G1 provides audible and vibration alerts for ascent rate, PO2, CNS/OTU, NDL, decompression, and gas changes, helping you maintain safe diving practices.

Sync with Garmin Dive and Garmin Connect app: You can synchronize dive logs with the Garmin Dive app for detailed data analysis and share them with other divers in the Garmin Connect community.

Customizable dive data screens: The watch lets you add additional screens for each dive mode, allowing you to view the data fields you want during the dive.

Backlighting: The Descent G1 features backlighting that activates instantly at depth, making it easy to view the screen in low-light conditions.

In summary, the Descent G1 is a versatile and advanced diving watch that offers a wide range of features specifically designed for divers, allowing you to enjoy your dives with enhanced safety and presition.

Extra motivation with the Garmin Connect community

One of the best ways to maintain motivation over time is to be part of a social network where you can share your progress, challenge other athletes. Furthermore, this application is free and you can download it for Windows, Android, and iOS.

Garmin Pay on Garmin Descent G1

Garmin Pay is a contactless payment feature available on certain models of Garmin watches. It allows you to make payments quickly and conveniently directly from your watch, without the need to carry cash or credit cards with you. Here are some key features of Garmin Pay:

Contactless Payment: Garmin Pay utilizes NFC (Near Field Communication) technology to enable contactless payments. Simply bring your compatible Garmin watch close to an NFC-enabled payment terminal and follow the instructions on the watch screen to complete the transaction.

Credit and Debit Card Compatibility: Garmin Pay is compatible with a wide range of credit and debit cards from different banks and providers. You can add your cards to the Garmin Pay digital wallet through the Garmin Connect app on your phone.

Security and Data Protection: Garmin Pay employs advanced security measures to protect your financial data. Payments are authenticated through a PIN code that you set up on your Garmin watch. Additionally, your card details are securely stored and encrypted, ensuring the privacy and security of your information.

Global Availability: Garmin Pay is available in numerous countries around the world and is accepted at a wide network of merchant establishments that support contactless payments.

Compatibility with Multiple GNSS Systems

The Descent G1 watch offers excellent compatibility with various Global Navigation Satellite Systems (GNSS) to enhance the accuracy and reliability of your outdoor activities. The supported GNSS systems include:

GPS: The Global Positioning System (GPS) is the most well-known and widely used satellite navigation system. The Descent G1 uses GPS satellite signals to determine your location with high precision during outdoor activities.

GLONASS: This satellite navigation system is developed and operated by Russia. By incorporating GLONASS satellite signals, the watch can receive additional positioning data, improving accuracy in areas where GPS signals might be weak or blocked.

GALILEO: The European Union’s GNSS system, known as Galileo, is also compatible with the Descent G1. By utilizing Galileo satellite signals, the watch can further enhance accuracy and location availability in various conditions.

The compatibility with multiple GNSS systems allows the Descent G1 to receive signals from multiple satellite constellations, ensuring greater precision and a faster, more stable connection, especially in dense urban areas or remote environments where signal reception might be challenging. This is particularly valuable for activities such as hiking, cycling, and other outdoor adventures where having accurate location information is crucial for your safety and navigation.

Tracking and Safety Features

The Descent G1 watch is designed to provide you with tracking and safety features that allow you to explore with confidence and stay connected in case of emergencies. Some of these features include:

Incident Detection: During specific outdoor activities, the watch has the capability to automatically detect incidents and send your real-time location to your predefined emergency contacts. This can be especially useful in dangerous or emergency situations where you need quick assistance.

Assistance: With the assistance feature, you can send a help request to your selected contacts, who will receive your exact location and be able to provide the assistance you may need if required.

LiveTrack: This feature allows you to share your real-time location and tracking data with family and friends, so they can follow your progress during your outdoor activities and stay informed about your safety.

Point-to-Point Navigation: The watch has the ability to guide you through a point-to-point route that you can preset or plan in advance, helping you stay on the right path during your outdoor adventures.

TracBack®: If you find yourself in an unfamiliar or off-trail environment, this feature will guide you back to the starting point of your activity, ensuring you never get lost and can return safely.

Smart Notifications: The Descent G1 can receive notifications from your smartphone, such as emails, text messages, and alerts, directly on your wrist, keeping you informed and connected while staying focused on your activities.

These tracking and safety features are essential for any outdoor enthusiast, providing you with peace of mind and the ability to share your experiences with your loved ones. Whether you’re exploring trails, engaging in water sports, or participating in any other activity, the Descent G1 is designed to keep you safe and connected on all your adventures.

Conclusion of Garmin Descent G1

In conclusion, the Garmin Descent G1 is a high-performance diving and sports watch that combines advanced diving features with intelligent capabilities for land-based sports activities. Designed for diving enthusiasts and outdoor adventurers, this watch offers a wide range of features that make it an indispensable tool for explorers and adventurers.

With its rugged design and water resistance rating of 100 meters, the Descent G1 is capable of withstanding the most demanding conditions underwater and on the surface. Moreover, its battery life of up to 25 hours in dive mode and up to 21 days in smartwatch mode ensures you’ll be ready for any challenge that comes your way.

In the realm of diving, the watch offers a variety of dive modes, compatibility with multiple gas mixes, and features such as dive logging and a dive compass, making it a valuable tool for divers.

Outside the water, the Descent G1 continues to impress with over 30 sports apps, heart rate monitoring, sleep tracking, and stress monitoring, giving you a comprehensive view of your performance and well-being on both land and sea.

In addition to its sports functions, the watch also offers smart notifications, advanced GPS, Garmin Pay compatibility for contactless payments, and connectivity with the Garmin Connect app, keeping you connected and informed even during your activities.

In summary, the Descent G1 is a powerful tool that combines a passion for diving with dedication to sports and adventure. Whether you’re exploring the ocean depths or trekking mountain trails, this watch accompanies you every step of the way, providing vital information and connectivity, so you can fully enjoy your outdoor experiences with confidence and security.

As always, we recommend purchasing from Amazon, as it will provide you with a good price and excellent service. This way, you’ll receive the product in a very short time, and if it doesn’t meet your expectations or has any defects, they offer great after-sales service.