Descent Titanium Band Mk3i, 51mm, Carbon Gray DLC Titanium

DIVE FEATURES

BUILT-IN LED FLASHLIGHT

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

DIVE LOG

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

LONG BATTERY LIFE

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

CUSTOMIZABLE DIVE MODES

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

SURFACE GPS

Track your entry and exit¹ 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.

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.

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 devices² and the inReach dive case for satellite messaging off-grid.

What You'll Love
Sleep score and insights	Yes
Battery life (smartwatch mode)	Up to 25 days (10 days always-on)
Built-in mapping	Yes
Daily suggested workouts	yes (improved)
Pulse Ox blood oxygen	Yes
LED flashlight	Yes
Garmin Pay™	Yes
Multi-band GPS	Yes
Music storage	Yes
Training readiness	Yes
Training status	yes (improved)
Display type	AMOLED
Touchscreen	Yes
Water rating	Dive (200 meters)

General
Strap material	silicone or DLC coated titanium
Lens Material	sapphire crystal
Bezel Material	Diamond-like Carbon (DLC) coated titanium
Case material	fiber-reinforced polymer with titanium rear cover
QuickFit™ watch band compatible	yes (26 mm)
Physical size	51 x 51 x 16.4 mm Fits wrists with the following circumference: Silicone band: 135-230 mm Extra long silicone band: 135-355 mm Titanium bracelet: 135-220 mm
Weight	no bands: 77.8 g silicone band: 105.6 g titanium band: 165.9 g
Leakproof inductive buttons	Yes
Display Size	1.4” diameter (35.56 mm)
Display resolution	454 x 454 pixels
Color display	Yes
Large font option	Yes
Battery life	Smartwatch: Up to 25 days (10 days always-on) Battery Saver Watch Mode: Up to 31 days GPS Only: Up to 76 hours (56 hours always-on) All Satellite Systems: Up to 55 hours (43 hours always-on) All Satellite Systems + Multi-band: Up to 48 hours (38 hours always-on) All Satellite Systems + Music: Up to 17 hours Max Battery GPS: Up to 118 hours Expedition GPS: Up to 24 days Dive Mode: Up to 66 hours Dive Mode with Air Integration: Up to 40 hours
Charging method	Garmin proprietary clip charger
Memory/History	32 GB

Clock Features
Time/date	yes
GPS Time Sync	Yes
Automatic daylight saving time	Yes
Alarm clock	Yes
Timer	Yes
Stopwatch	Yes
Sunrise/sunset times	Yes

Health & Wellness Monitoring
Wrist-based heart rate (constant, every second)	Yes
Daily resting heart rate	Yes
Abnormal heart rate alerts	yes (high and low)
Respiration rate (24x7)	Yes
Fitness age	yes (in app)
Body Battery™ energy monitor	Yes
All-day stress	Yes
Relaxation breathing timer	Yes
Breathwork	Yes
Sleep	yes (advanced)
Nap detection	Yes
Hydration	yes (in Garmin Connect™)
Women's health	yes (in Garmin Connect™)
Health snapshot	Yes
Skin temperature	Yes
Jet lag adviser	Yes

Sensors
GPS	Yes
GLONASS	Yes
Galileo	Yes
SatIQ™ Technology	Yes
Garmin Elevate™ wrist heart rate monitor	Yes
Pulse Ox Blood Oxygen Saturation Monitor	Yes
Barometric altimeter	Yes
Compass	Yes
Gyroscope	Yes
Accelerometer	Yes
Thermometer	Yes
Ambient light sensor	Yes
Depth sensor	Yes

Daily Smart Features
Connectivity	BLUETOOTH®, ANT+®, Wi-Fi®, Subwave™
Connect IQ™ (downloadable watch faces, data fields, widgets and apps)	Yes
On-device Connect IQ™ Store	Yes
Smart Notifications	Yes
Text response/reject phone call with text (Android™ only)	Yes
View images from notifications on watch (Android™ only)	Yes
Morning report	Yes
Calendar	Yes
Weather forecasts	Yes
Realtime settings sync with Garmin Connect™ mobile	Yes
Battery saver (customizable low power watch)	Yes
Controls smartphone music	Yes
Plays and controls watch music	Yes
Find My Phone	Yes
Find My Watch	Yes
Find My Phone during GPS activity	Yes
Compatible with Garmin Messenger app	Yes
VIRB® Remote	Yes
Smart trainer control	Yes
Pairs with Garmin Connect™ Mobile	Yes
Smartphone compatibility	iPhone®, Android™
Stocks	Yes
Red shift mode	Yes

Activity Profiles
Gym	Strength, HIIT, Cardio, Elliptical Training, Stair Stepping, Floor Climbing, Indoor Rowing
Multisport	Swimming/Running, Triathlon
Wellness	Walking, Pilates, Yoga, Indoor Walking
Indoor running	Treadmill Running, Indoor Track Running, Virtual Running
Outdoor running	Running, Outdoor Track Running, Trail Running, Ultra Running, Obstacle Racing
Outdoor recreation	Hiking, Indoor Climbing, Bouldering, Climbing, Hunting, Horseback Riding, Golfing, Disc Golf, Archery
Cycling	Biking, Road Biking, Mountain Biking, Gravel Biking, Bike Commuting, Bike Touring, eBiking, eMountain Biking, Indoor Biking, Cyclocross, BMX
Swim	Pool Swimming, Open Water Swimming
On the Water	Stand Up Paddleboarding, Rowing, Kayaking, Surfing, Kiteboarding, Windsurfing, Fishing, Boating, Sailing, Sail Racing, Water Skiing, Wakeboarding, Wakesurfing, Tubing, Snorkeling, Sailing Expedition, Whitewater
Motor sports	Motorcycling, Overlanding, Motocrossing, ATVing, Snowmobiling
Racket sports	Tennis, Pickleball, Badminton, Squash, Table Tennis, Padel, Platform Tennis, Racquetball
Snow & winter	Skiing, Snowboarding, Backcountry Snowboarding, XC Classic Skiing, Backcountry Skiing, Ice Skating, Snowshoeing
Team sports	Basketball, Volleyball, Field Hockey, Ice Hockey, Football/Soccer, American Football, Lacrosse, Rugby, Ultimate Disc, Cricket, Softball, Baseball
In the ring	Boxing, Mixed Martial Arts
Other activity profiles	Jumpmaster, Tactical, Inline Skating

Safety and Tracking Features
Incident Detection during select activities	Yes
Incident detection alert on phone for wearables	Yes
Assistance	Yes
LiveTrack	Yes
Group LiveTrack	Yes
Live Event Sharing	Yes

Tactical Features
Stealth Mode	Yes
Night vision mode	Yes
Dual grid coordinates	Yes
Kill switch	Yes
XERO™ Locations	Yes
Ballistics solver	yes (unlock required)

Gaming Features
Gaming Activity	Yes
GameOn™ app compatible	Yes

Diving Features
Dive activity maximum operating depth	200 meters
Single-gas mode	Yes
Multi-gas mode	Yes
Gauge mode	Yes
APNEA mode	Yes
APNEA hunt mode	Yes
Decompression model	Bühlmann ZHL-16c with gradient factors
Nitrox support	Yes
Trimix support	Yes
Closed Circuit Rebreather (CCR)	Yes
Gas mixes	Air, Nitrox and Trimix, up to 100% O2; 1 bottom gas and up to 11 deco and/or backup gasses.
PO2	Up to 2.0 with customizable deco PO2 setting
Subwave™ Support	Yes
Air integration	yes (via Subwave™)
Number of transmitters supported	8
Gas time remaining	Yes
Gas consumption rate	Yes
Auto start/end dive	Yes
Custom end-dive timeout	yes (20s to 10 m)
Safety Stop	yes (customizable off/3min/5min)
Deep Stops	yes (using custom gradient factors)
Customizable conservatism	yes (low/medium/high or custom using gradient factors)
Dive ascent/descent rate indicator	Yes
Automatic altitude adjustment	Yes
No fly time	yes
Dive planner	yes (basic NDL + multi-gas deco planner)
Tides	Yes
Backlight	yes (configurable time and intensity; auto-on at depth)
Automatically saves dive entry and exit locations	Yes
Sync dive log to Garmin Dive™ Mobile app	Yes
Custom dive data screens	Yes
Alerts & alarms	Audible and vibration alarms for ascent rate, PO2, CNS/OTU, NDL, deco, gas switching, tank pressure, gas consumption rate. Customizable (up to 40) audible and/or vibration per dive mode, based on depth or time
3-axis dive compass	yes (with adjustable heading, quick change to 90R, 90L and reciprocal). Indicates degrees and direction back to set heading
Missed Deco Lockout	yes (can be disabled prior to dive with user acknowledgement)
Residual Tissue Loading Reset	yes (on the surface with user acknowledgement)
Surface diver status widget	yes (surface interval, N2/HE loading, CNS, OTU and tissue compartment status)

Boating Features
Available Boating Profiles	Boating, Sailing, Sail Racing
Anchor Alarm	Yes
Autopilot Control	yes
Boat Data Streaming	CIQ
Virtual starting line	Yes
Countdown timer	Yes
Tack assist mode	Yes
Built-in barometer and tide tables	yes (downloadable tides)
Wearable trolling motor remote	Yes

Activity Tracking Features
Step counter	Yes
Move alerts (displays on device after a period of inactivity)	Yes
Auto goal (learns your activity level and assigns a daily step goal)	Yes
Calories burned	Yes
Floors climbed	Yes
Distance traveled	Yes
Intensity minutes	Yes
TrueUp™	Yes
Move IQ™	Yes
Garmin Connect™ Challenges app	yes (optional Connect IQ app)

Gym & Fitness Equipment
Cardio workouts	Yes
Strength workouts	Yes
HIIT workouts	Yes
Yoga workouts	Yes
Pilates workouts	Yes
On-screen workout animations	Yes
On-screen workout muscle maps	Yes
Automatic rep counting	Yes

Training, Planning and Analysis Features
Customizable data pages	Yes
Downloadable training plans	Yes
Course guidance	Yes
HR zones	Yes
HR alerts	Yes
HR calories	Yes
% HR max	Yes
% HRR	Yes
Recovery time	Yes
Auto max HR	Yes
Race glance/widget	Yes
HRV status	Yes
HRV stress test (measures your heart rate variability while standing still, for 3 minutes, to provide you with an estimated stress level; the scale of this is 1 to 100; low scores indicate lower stress levels)	yes (with compatible accessory)
HR broadcast (broadcasts HR data over ANT+® to paired devices)	Yes
Respiration rate (during exercise)	yes (with compatible accessory)
GPS speed and distance	Yes
Customizable activity profiles	Yes
Auto Pause®	Yes
Interval training	Yes
Improved interval (includes open repeats, intervals data page, rest screen and auto detection)	Yes
Advanced workouts	Yes
Power Modes - customizable in-activity battery settings	Yes
HRM running pace and distance	Yes
Auto Lap®	Yes
Manual lap	Yes
Rest timer	Yes
Configurable lap alerts	Yes
Heat and altitude acclimation	Yes
VO2 Max (Run)	Yes
VO2 Max (Trail Run)	Yes
Realtime stamina	Yes
Endurance score	Yes
Load ratio	Yes
Training load	Yes
Training load focus	Yes
Training effect	Yes
Training effect (anaerobic)	Yes
Primary benefit (Training Effect labels)	Yes
Custom alerts	Yes
Audio prompts	Yes
Finish time	Yes
Virtual Partner	Yes
Race an Activity	Yes
Auto multisport activities	Yes
Manual multisport activities	Yes
Garmin Live Segments	Yes
Strava Live Segments	Yes
Round-trip course creator (running/cycling)	Yes
Trendline™ Popularity Routing	Yes
Touch and/or button lock	Yes
Hot keys	Yes
Auto scroll	Yes
Activity history on watch	Yes
Physio TrueUp	Yes
Unified training status	Yes

Running Features
GPS-based distance, time and pace	Yes
Running dynamics	Yes
Vertical oscillation and ratio	Yes
Ground contact time and balance	Yes
Stride length (real time)	Yes
Cadence (provides real-time number of steps per minute)	Yes
Running power	Yes
Grade-adjusted pace	Yes
Performance condition	Yes
Lactate threshold	yes (with compatible accessory)
PacePro™ Pacing Strategies	Yes
Run workouts	Yes
Hill score	Yes
Trail run auto climb	Yes
Race predictor	Yes
Course- and weather-specific race predictor	Yes
Foot pod capable	Yes
Run/Walk/Stand detection	Yes

Golfing Features
Preloaded with 43,000 courses worldwide	Yes
Yardage to F/M/B (distance to front, middle and back of green)	Yes
Yardage to layups/doglegs	Yes
Measures shot distance (calculates exact yardage for shots from anywhere on course)	automatic
Digital scorecard	yes
Custom targets	Yes
Stat tracking (strokes, putts per round, greens and fairways hit)	Yes
Garmin AutoShot™	Yes
Full vector map	Yes
Auto CourseView updates	Yes
Green View with manual pin position	Yes
Hazards and course targets	Yes
PinPointer	Yes
PlaysLike distance	Yes
Touch-targeting (touch target on display to see the distance to any point)	Yes
Handicap scoring	Yes
Tempo Training	Yes
Round timer/odometer	Yes
Automatic club tracking compatible (requires accessory)	Yes
Wind speed and direction (requires connection to Garmin Golf app)	Yes
Virtual caddie	Yes
Pairs with Garmin Golf app	Yes
Tournament legal	Yes
Green Contours (with Garmin Golf membership)	Yes

Outdoor Recreation
Point-to-point navigation	Yes
Bread crumb trail in real time	Yes
Back to start	Yes
TracBack®	Yes
UltraTrac mode	Yes
Around Me mode	Yes
Reference point	Yes
Up Ahead	Yes
NextFork™ navigation	Yes
Elevation profile	Yes
Distance to destination	Yes
Barometric trend indicator with Storm Alert	Yes
ClimbPro™ Ascent Planner	Yes
Vertical speed	Yes
Total ascent/descent	Yes
Rest Timer (Ultra Run only)	Yes
Auto rest	Yes
Future elevation plot	Yes
Preloaded road and trail maps	Yes
Preloaded ski resort maps	Yes
Downloadable cartography support	Yes
GPS coordinates	Yes
Sight 'N Go	Yes
Area calculation	yes (via Connect IQ™)
Fish forecast	Yes
Projected waypoint	Yes
Sun and moon information	Yes
Expedition GPS Activity	Yes
Tides	Yes
Tide glance	Yes

Cycling Features
Courses	Yes
Bike lap and lap maximum power (with power sensor)	Yes
Race an activity	Yes
Alerts (triggers alarm when you reach goals including time, distance, heart rate or calories)	Yes
FTP (Functional Threshold Power)	yes (with compatible accessory)
Power curve and % FTP workouts	Yes
Cycle Map (routable cycling-specific street map)	Yes
MTB Grit & Flow	Yes
Advanced cycling dynamics	Yes
Compatible with Vector™ and Rally™ (power meters)	Yes
Compatible with Varia Vision™ (head-mounted display)	Yes
Compatible with Varia™ radar (rear-facing radar)	Yes
Compatible with Varia™ lights	Yes
Speed and cadence sensor support (w/sensor)	Yes
Power meter compatible	Yes
Power guide	Yes

Swimming Features
Open-water swim metrics (distance, pace, stroke count/rate, stroke distance, swim efficiency (SWOLF), calories)	Yes
Pool swim metrics (lengths, distance, pace, stroke count, swim efficiency (SWOLF), calories)	Yes
Stroke type detection (freestyle, backstroke, breaststroke, butterfly) (pool swim only)	Yes
Drill logging (pool swim only)	Yes
Basic rest timer (up from 0) (pool swim only)	Yes
"Repeat on" rest timer (pool swim only)	Yes
Auto rest (pool swim only)	Yes
Time and distance alerts	Yes
Time and distance alerts	Yes
Pacing alerts (pool swim only)	Yes
Countdown start (pool swim only)	Yes
Pool swim workouts	Yes
Critical swim speed	Yes
Underwater wrist-based heart rate	Yes
Heart rate from external HRM (real-time during rests, interval and session stats during rests, and automatic heart rate download post-swim)	yes (with HRM-Tri, HRM-Swim, HRM-Pro or HRM-Pro Plus)

Kid Activity Tracking Features
Toe-to-Toe™ Challenges app	yes (optional Connect IQ Toe-to-Toe™ Challenges app)