Garmin Descent Mk3i 51mm - Carbon Grey DLC Titanium with Black Silicone Band

Discover A Deeper Connection

Featuring Subwave™ sonar-based communication and diver monitoring, this advanced, air-integrated¹ dive computer and smartwatch come with Garmin innovations to help prepare you to make the most of your diving experience — plus multisport training and smart features for your active life out of the water.

 Features

• Subwave sonar-based diver messaging
• Up to 66 hours of battery life in dive mode
• Choose from multiple dive modes
• Diveview™ colour maps with depth contours and dive sites
• Use the dive readiness tool to inform your preparation
• Built-in led flashlight works above or below water 

What You'll Love

Air Integration

• Pair with our descent™ t2 transceivers (sold separately) for integrated pressure monitoring on up to 8 tanks via the Subwave sonar data network.

Subwave Sonar Networking

• Exchange preset diver-to-diver messages up to 30 meters as well as monitor tank pressures and depth for up to 8 divers within a range of 10 metres.

Dive Readiness Tool

• This Garmin first technology shows how lifestyle factors such as sleep, exercise, stress and jet lag can affect your body — to help gauge when you are best prepared to dive.

Dive Modes

• Get multiple dive modes for single and multiple gas dives (including nitrox and trimix), gauge, apnea, apnea hunt and closed-circuit rebreather.

Diveview Maps

• Colour maps on your wrist offer bathymetric depth contours and more than 4,000 dive sites to help you discover new places to dive and get oriented.

Dive-Focused Design

• With its bright 1.4″ Amoled color display, sapphire lens, 200-meter dive-rated case and leakproof metal inductive buttons, this watch is built to go deep.

A Standard Above for Your World Below

Dive Features

Dive Log

• Store and review data, track gear, take notes — and share via the Garmin dive™ smartphone app.

Built-In Led Flashlight

• See and be seen with variable light intensities and strobe modes, in or out of the water.

Long Battery Life

• Stay in the water longer with up to 66 hours in dive mode plus up to 25 days in smartwatch mode.

Customisable Dive Modes

• Add additional screens for each dive mode that features the fields you want to see.

Lume Mode

• To aid readability and help maintain night vision, an ambient light sensor gives a green luminescence to your watch face in low-light conditions.

Dive Compass

• Built-in ABC sensors, including an underwater compass, help navigate every part of your dive.

Surface GPS

• Track your entry and exit points on the surface with advanced satellite connectivity.

Garmin Dive App

• Pair the app with your descent dive computer to automatically sync and upload your dive logs.

Reference Point

• Use this GPS tool for surface navigation to a dive site, so you can drop right onto your target every time.

Variometer

• This tool helps you monitor your freedive descent and ascent rates through tone and vibration feedback.

Big Numbers Mode

• Get a simplified dive screen on your wrist, with larger text to see critical diving data.

Tide Data

• Stay up to date on ocean conditions by pairing your descent device with your compatible smartphone.

inReach® Device Compatible

• Pair with inReach devices and the inReach dive case for satellite messaging off-grid.

NDL Aware™ Depth Metrics

• Extend your bottom time with NDL aware depth metrics that work in real time to show how specific depth changes can impact your no-decompression limit (NDL).

Post-Dive Activity Guidance

• Physical fitness is important for divers, but exercising shortly after a dive can increase the risk of decompression sickness. Post-dive activity guidance alerts you when it may be a good idea to postpone your training due to a recent dive.

Health and Fitness Features

Sports Apps

• Use preloaded activity profiles for trail running, swimming, running, biking, hiking, rowing, skiing, golfing and more.

Surf Activity

• Record the number of waves surfed, maximum speed reached, distance travelled and more.

Surfline® Camera

• Create a video of every wave you ride in front of a Surfline camera with Surfline sessions™ technology. Use the Surfline widget to see tide, wave height, wind and surf rating for each of the five nearest surf spots.

Backcountry Ski and Snowboard

• Get ascent and descent data along with metrics such as cadence, stride length and grade.

Vo2 Max

• See your current fitness level and track changes over time to set goals, evaluate progress and more.

Recovery Time

• Know how long you need to recover before your next high-effort workout based on your latest training.

Daily Suggested Workouts

• View your entire week of daily suggested workouts which adapt after every run or ride.

Animated Workouts

• Follow animated workouts for cardio, strength, yoga and Pilates workouts on the watch screen.

Wrist-Based Heart Rate

• The watch constantly samples your heart rate to help you gauge how hard you work during activities.

Lifestyle Logging

• Log behaviours — such as caffeine and alcohol intake — and view reports on how they impact your health in the Garmin connect™ app.

Pulse Ox Sensor

• Track your blood oxygen saturation while you’re awake or asleep and gain awareness of how you’re adapting to altitude.

Jet Lag Adviser

• Help to minimize the effects of jet lag with guidance on light exposure, sleep schedule and exercise.

Endurance Score

• This measurement uses your vo2 max, training loads and other factors to show how training affects your ability to sustain prolonged physical efforts.

Hill Score

• Based on your vo2 max and training history, this feature measures your strength and endurance for running uphill.

Garmin Coach

• Train for physical challenges with expert coaching and a dynamic training plan keyed to your goals and performance.

Sleep Monitoring and Sleep Score

• Understand your body’s recovery with sleep score, breakdown of your sleep stages and detailed insights for improved sleep quality.

Breathing Variations

• For a closer glimpse of your health, the breathing variations feature helps you understand shifts in your breathing patterns as you sleep⁶. These shifts could be related to environment, alcohol, or potential sleep disorders such as sleep apnea. 

Navigation and Orientation Features

Satiq™ Technology

• Get superior positioning accuracy with multi-band GPS while optimising battery life.

Multicontinental Topo Maps

• Preloaded TopoActive maps from around the world keep your explorations on track.

Ski View™ Maps

• View run names and difficulty ratings for more than 2,000 preloaded ski resorts worldwide.

ABC Sensors

• Navigate your next trail with an altimeter, barometer and 3-axis electronic compass.

PacePro™ Technology

• Plan race-day strategy with GPS-based pace guidance for a selected course or distance.

Courses with Turn-By-Turn Directions

• Create or find existing courses in the Garmin connect™ app, or sync from your favorite third-party platforms, and get turn-by-turn directions.

Round-Trip Routing

• Enter how far you want to go and get suggested routes that will bring you back - even use trendline™ routing to find the best local paths.

Connected Lifestyle Features

Safety and Tracking Features

• If you feel unsafe or if your watch senses that an incident occurred, your watch will send a message with your live location.

Music

• Download songs and playlists from your Spotify, Deezer or YouTube® music accounts for phone-free listening (subscription may be required).

Garmin Pay™ Contactless Payments

• Breeze through checkout lines or transit systems with participating providers.

Smart Notifications

• Receive emails, texts and alerts on your watch when paired with your iPhone® or android™ smartphone.

Connect IQ Store

• Add watch faces, data fields and apps to your paired smartwatch.

In The Box

• Descent Mk3i – 51 mm, Carbon grey DLC titanium with black silicone band
• Black extra-long adjustment strap
• USB-C Clip Charging/Data Cable
• Documentation