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GARMIN Descent Mk3i Carbon Gray Titanium 51 mm
DISCOVER A DEEPER CONNECTION
A robustly designed dive computer with a bright AMOLED touchscreen display and a 20 ATM water-resistant housing lets you take spectacular deep dives. Thanks to the latest SubWave™ sonar technology¹, you can stay connected with other divers underwater and exchange messages (available via software update in 2024). Smart features and over 80 sports and outdoor apps accompany you in and out of the water.
DIVER2DIVER NEWS
UP TO 66 HOURS OF BATTERY LIFE IN DIVE MODE
MULTIPLE DIVE MODES AVAILABLE
DIVEVIEW ™ MAPS IN COLOR WITH DEPTH LINES AND DIVE SITES
DIVE READINESS FOR INSIGHTS INTO DIVE READINESS
INTEGRATED LED FLASHLIGHT, FOR BOTH ABOVE AND UNDERWATER

INNOVATIVE FEATURES

AIR INTEGRATION
Combine your Descent dive computer with the Descent ™ T2 transceiver (sold separately) for integrated pressure monitoring of up to 8 cylinders via SubWave ™ sonar technology.

SUBWAVE SONAR TECHNOLOGY
Exchange message templates with other divers at distances of up to 30 meters and monitor tank pressure and depth for up to 8 dive buddies at a range of up to 10 meters 1 .

DIVE READINESS
This technology , introduced by Garmin , shows you how everyday factors like sleep, exercise, stress and jet lag can affect your body’s overall preparation for diving. This will help you make more informed decisions when planning your next dive.

MULTIPLE DIVE MODES AVAILABLE
Multiple dive modes are available for single and multigas dives (including Nitrox and Trimix), Gauge Mode, Apnea, Apnea Hunt and CCR (Closed Circuit Rebreather) dives.

DIVEVIEW MAPS
The DiveView underwater maps in color show you bathymetric depth contours and more than 4,000 dive sites right on your wrist. This allows you to plan dives to new dive sites even better.

DIVER-ORIENTED DESIGN
With its bright, 1.4-inch AMOLED touch display, sapphire crystal and a housing suitable for diving up to 200 meters deep, the smart dive computer is ready for spectacular deep dives.
A HIGHER STANDARD FOR YOUR UNDERWATER WORLD
DIVING FEATURES
DIVING LOG BOOK
The Garmin Dive ™ smartphone app lets you store and view data, track equipment usage, record notes, and share data with others.
INTEGRATED LED FLASHLIGHT
See and be seen – whether in the water or on land, different light intensity levels and strobe modes make it possible.
LONG BATTERY LIFE
Stay underwater longer with a battery life of up to 66 hours in dive mode and up to 25 days in smartwatch mode.
CUSTOMIZABLE DIVE MODES
Add additional pages with the fields you want for each dive mode. This means you can customize your dive computer to suit your preferences.
LUMINANCE MODE
To aid readability and maintain night vision, an ambient light sensor provides a green glow on the display in low light.
DIVING COMPASS
Integrated ABC sensors, including an underwater compass, help you navigate during dives.
GARMIN DIVE APP
Pair the app with the Descent dive computer to automatically sync and upload diver logs.
REFERENCE POINT
This GPS tool allows you to navigate to a dive site on the surface, entering the water directly above the target every time.
VARIOMETER
The variometer helps you monitor your descent and ascent rates while freediving through sound and vibration feedback.
LARGE NUMBER MODE
View a simplified version of the dive page on your dive computer. With larger text you can limit yourself to important dive data.
TIME DATA
Keep up to date with the current local tide conditions. To do this, pair your dive computer with the Garmin Dive ™ app on your compatible smartphone.
INREACH ® COMPATIBILITY
Connect your dive computer to the inReach 2 Mini 2 including underwater housing to send messages via satellite even when you are away from the mobile phone network.
HEALTH AND FITNESS FEATURES
PRE-INSTALLED SPORTS APPS
Improve your strength and flexibility with over 80 pre-installed sports apps for trail running, swimming, running, cycling, skiing and more.
INTEGRATED SURF APP
Record the number of waves surfed, the maximum speed reached, the distance traveled and much more.
SURFLINE ® CAMERA
Create a video of every wave you ride in front of a Surfline camera with Surfline Sessions ™ . In the Surfline widget you can see information about wind and surf ratings for the five nearest surf spots 3 and much more
SKI TOURS AND SPLITBOARD TOURS
Receive ascent and descent data as well as measurements such as cadence, stride length and incline.
VO2 MAX
Look at your current fitness level and track long-term changes to set goals, evaluate your progress and much more
RECOVERY TIME
Find out how long you should recover before doing your next intense workout. Your last training session is crucial.
DAILY TRAINING RECOMMENDATIONS
View daily workout recommendations for the entire week . The information is adjusted after each running or cycling training session.
ANIMATED WORKOUTS
Follow animated cardio, strength, yoga and Pilates workouts on your dive computer display.
HEART RATE MEASUREMENT ON THE WRIST
Your heart rate 4 is regularly recorded by your smart dive computer and helps you estimate how hard you are training during activities.
PULSE OX SENSOR
Record blood oxygen saturation while awake or asleep. This will help you find out how your body adapts to altitude 5 .
JET LAG GUIDE
Depending on your travel destination, you will be given individual recommendations on sleep patterns, ambient light and activities to minimize the effects of jet lag .
ENDURANCE VALUE
This value shows you how training affects your ability to sustain sustained effort based on VO2 max, training load, and other factors.
HILL SCORE
Based on your VO2 max and training history, this function provides information about your strength and endurance on the mountain. In addition, you will be calculated a value for your ability to run steep climbs and your running endurance on long climbs.
GARMIN COACH
Get free, adaptive 5K, 10K and half marathon training plans from experienced coaches based on your goals and performance.
SLEEP ANALYSIS WITH SLEEP SCORE
Understand how your body recovers with a Sleep Score, sleep stage information , and detailed insights to optimize sleep quality 4 .
NAVIGATION FUNCTIONS
SATIQ ™ TECHNOLOGY
Get high-precision route recording through multi-frequency reception from global satellite systems. SatIQ ™ dynamically adjusts the mode to achieve optimal positioning and save battery.
INTERNATIONAL TOPO MAPS
Pre-installed TopoActive maps from all over the world ensure that you stay on the right path during your explorations.
SKIVIEW ™ ️ MAPS
View ski slope names and difficulty ratings for more than 2,000 pre-installed ski resorts worldwide.
ABC SENSORS
Next time you’re on the trail, navigate with an altimeter, barometer, and 3-axis electronic compass.
PACEPRO ™
Plan your race day strategy with GPS-based pace information for a specific course or distance.
TURN-BY-TURN DIRECTIONS
To get turn-by-turn directions, you can create routes in the Garmin Connect ™ app , search for existing routes there, or sync routes from your favorite third-party platforms.
ROUND TRIP ROUTING
Enter the desired distance and receive route suggestions for circular tours. Even use TrendLine ™ Routing to find the best routes locally.
ALWAYS UP TO DATE
SAFETY FEATURES
If you don’t feel safe or your dive computer has detected an accident, a message with your live position will be sent to emergency contacts 6 .
MUSIC ON YOUR WRIST
Download songs and playlists from your Spotify, Amazon Music or Deezer account to listen to music without a smartphone.
GARMIN PAY ™
Enjoy the freedom of traveling without cash. Simply pay contactlessly with your dive computer via participating providers.
SMART NOTIFICATIONS
Receive emails, SMS messages and alerts directly on your dive computer when paired with your compatible iPhone ® or Android ™ smartphone.
CONNECT IQ ™ STORE
Download display themes, data fields and apps to your paired dive computer.

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