Garmin Mk3 Key Features

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. monitor tank pressures and depth for up to 8 divers within a range of 10 meters.

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

dive readiness tool
this garmin-first technology shows how lifestyle factors (sleep, exercise, stress, jet lag) affect your body—helping you prepare to dive at your best.

diveview™ maps
color maps on your wrist with bathymetric depth contours and 4,000+ dive sites help you discover and orient under water.

dive-focused design
features a bright 1.2" amoled color display, sapphire lens, 200-meter dive-rated case, and leakproof metal inductive buttons.

lume mode
green luminescence activated by an ambient light sensor aids readability and helps preserve night vision in low-light conditions.

dive compass
built-in abc sensors, including an underwater compass, assist you in navigating underwater terrain.

reference point
gps-based surface navigation lets you mark and navigate directly to your dive site.

variometer
track freedive descent and ascent speeds with tone and vibration feedback.

big numbers mode
simplified display mode with large text to easily see critical dive data.

tide data
get real-time ocean condition updates by pairing with your compatible smartphone.

inreach® compatible
pair with inreach devices and dive case for off-grid satellite messaging.

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health and fitness features

sports apps
preloaded profiles for trail running, swimming, biking, hiking, rowing, skiing, golfing, and more.

surf activity
track waves surfed, top speed, distance, and more.

surfline® camera
surfline sessions™ create videos of waves ridden at surfline camera spots. view tides, wave height, wind, and surf ratings.

backcountry ski & snowboard
track ascent, descent, cadence, stride length, and grade.

vo2 max
see your current fitness level and monitor progress over time.

recovery time
get guidance on how long to rest after intense workouts.

daily suggested workouts
a weekly schedule of adaptive workouts based on your performance.

animated workouts
on-screen guidance for cardio, strength, yoga, and pilates.

wrist-based heart rate
constant heart rate monitoring helps gauge workout intensity.

pulse ox sensor
track blood oxygen levels during sleep or while awake and at altitude.

jet lag adviser
reduce jet lag with tailored advice on light, sleep, and activity.

endurance score
measures how training impacts your ability to sustain effort over time.

hill score
analyzes your uphill running strength and endurance.

garmin coach
personalized training plans with expert coaching.

sleep monitoring
get sleep scores, stage breakdowns, and recovery insights.

women’s health tracking
track menstrual cycle or pregnancy with exercise and nutrition tips.

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navigation and orientation features

satiq™ technology
multi-band gps ensures accuracy while optimizing battery life.

multicontinent topo maps
preloaded topoactive maps from across the world.

skiview™ maps
run names and difficulty ratings at 2,000+ ski resorts.

abc sensors
altimeter, barometer, and compass for all-terrain navigation.

pacepro™ technology
gps-based pacing strategies tailored to your course.

turn-by-turn directions
sync and follow routes from garmin connect™ or third-party apps.

round-trip routing
enter a distance, and receive a suggested route back with trendline™ popularity routing.

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connected lifestyle features

safety & tracking
if you feel unsafe or your watch detects an incident, it sends your live location automatically6.

music
download playlists from spotify, deezer, or amazon music for phone-free listening.

garmin pay™
make contactless payments with supported providers.

smart notifications
receive calls, messages, and app alerts when paired with your smartphone.

connect iq™ store
customize your watch with apps, faces, and widgets.