GARMIN G1, SLATE GRAY
About Garmin Descent G1 Solar Ocean Edition GPS Smartwatch
Featured Reviews
Land or sea, this compact dive computer is built for both of your worlds. With its intuitive interface and bright, easy-to-read display, the Descent G1 makes it simple to keep track of important dive data like depth, temperature, and bottom time. Whether you're a seasoned diver or just starting out, the Garmin Descent G1 is a must-have tool for exploring the underwater world with confidence and precision.
ENGINEERED FOR ENDURANCE
This rugged dive computer is water-rated to 100 meters, features a sapphire lens and is rated to MIL-STD-810.
![Garmin Descent G1](https://www.scuba.com/adminImages/cms/0g4hXYFo.png)
BATTERY LIFE
Stay in the water longer with up to 25 hours in dive mode, 21 days in smartwatch mode and 26 hours in GPS mode.
![Garmin Descent G1](https://www.scuba.com/adminImages/cms/KJyQNOKh.png)
SURFACE MULTI-GNSS
Track your entry and exit points2 with advanced satellite connectivity.
DIVE MODES
Get multiple dive modes for single and multiple gas dives (including nitrox and trimix), gauge, apnea, apnea hunt and closed-circuit rebreather.
CUSTOMIZABLE DIVE MODES
Add additional screens for each dive mode that features the fields you want to see.
DIVE LOG
Store and review data for up to 200 dives — and share via the Garmin Dive app.
DIVE COMPASS
Easily navigate below the waterline with the built-in 3-axis compass.
COMPATIBLE WITH INREACH®
Pair with inReach satellite communicators and the inReach dive case (each sold separately).
SURFLINE®
See conditions — such as tide, wave height, wind and surf rating — for each of the five nearest surf spots, when paired with the Garmin Connect™ app on your compatible smartphone.
TIDE DATA
Stay up to date on ocean conditions so you can catch the perfect wave. Just pair the watch with your compatible smartphone.
DAILY SUGGESTED WORKOUTS
For training guidance that takes you and your fitness level into account, get daily run suggestions based on your current training load and status.
SPORTS APPS
Use preloaded activity profiles for trail running, swimming, running, biking, hiking, rowing, skiing, golfing and more.
WRIST-BASED HEART RATE
The watch constantly samples your heart rate4 and will alert you if it stays too high or too low while you’re at rest. It also helps gauge how hard you work during activities — even while swimming.
SLEEP SCORE AND ADVANCED SLEEP MONITORING
Get a full breakdown of your light, deep and REM sleep stages. View it all on a dedicated widget that includes your sleep score and insights.
SMART NOTIFICATIONS
Receive emails, texts and alerts right on your wrist when paired with a compatible device.
SUPERIOR BUILD QUALITY
Enjoy a rugged, watch-style dive computer with a sapphire lens, silicone bands and an easy-to-read monochrome display.
CONNECT IQ™ STORE
Download custom watch faces, add data fields, and get apps and widgets from the Connect IQ Store.
GARMIN PAY™ CONTACTLESS PAYMENTS
Breeze through checkout lines with Garmin Pay contactless payments6 through participating providers.
Diving:
You want to go deeper. Or stay submerged longer. Or add certifications. Or dive for sunken treasure. Or simply experience the incredible beauty and diversity of underwater life. Every dive is different. But one thing never changes: the need to know your limits so you can safely return to the surface. That's why you dive with Garmin Descent G1.
You're a Diver Underneath!
Land or sea, this compact dive computer is built for both of your worlds. Support for multiple dive modes ranging from technical to free dives. GPS enabled to help mark surface entry and exit points. Store up to 200 dives. Upload, share and review dives in the Garmin Dive app (1). Measure your performance, and track your stats above water. Track your activities with more than 30 built-in sports apps and advanced training features. Explore longer with up to 25 hours in dive mode, 21 days in smartwatch mode and 26 hours in GPS mode. Engineered for Endurance: This rugged dive computer is water-rated to 330' (100m), features a sapphire lens and is rated to MIL-STD-810. Designed to be Daring: With a high-contrast display and purpose-built design, this device is meant to wow you.
Deep Feature Set:
Dive Mode: Get multiple dive modes for single and multiple gas dives (including nitrox and trimix), gauge, apnea, apnea hunt and closed-circuit rebreather. Surface Multi-GNSS: Track your entry and exit points (2) with advanced satellite connectivity. Dive Log: Store and review data for up to 200 dives and share via the Garmin Dive app (1). Customizable Dive Modes: Add additional screens for each dive mode that features the fields you want to see. Compatible with inReach: Pair with inReach satellite communicators (2) and the inReach dive case (each sold separately). Dive Compass: Easily navigate below the waterline with the built-in 3-axis compass. Tide Data: Stay up to date on ocean conditions so you can catch the perfect wave. Just pair the watch with your compatible smartphone. Surfline: See conditions such as tide, wave height, wind and surf rating for each of the five nearest surf spots, when paired with the Garmin Connect app on your compatible smartphone.
Push Performance to A Whole New Level:
Sports Apps: Use preloaded activity profiles for trail running, swimming, running, biking, hiking, rowing, skiing, golfing and more. Fitness Age: This feature uses chronological age, your weekly vigorous activity and resting heart rate to estimate if your body is younger or older than you are. And you can get tips to lower your fitness age. Recovery Time: After each workout, recovery time lets you know when you'll be ready for another hard work out. It even accounts for training intensity and factors such as stress, daily activity and sleep. Training Status: This metric evaluates your recent exercise history and performance indicators to let you know if you're training productively, peaking or overreaching. Daily Suggested Workouts: For training guidance that takes you and your fitness level into account, get daily run suggestions based on your current training load and status. All-Day Respiration: Track how you're breathing throughout the day, during sleep, and during breathwork.
Tune-In to Your Body and Mind:
Sleep Score and Advanced Sleep Monitoring: Get a full breakdown of your light, deep and REM sleep stages. View it all on a dedicated widget that includes your sleep score and insights. Intensity Minutes: With improvements based on guidance from the CDC and WHO, now you can understand when you've earned daily intensity minutes and during what activity. Body Battery Energy Monitoring: Track your body's energy levels so you can find the best times for activity and rest. Hydration Tracking: Log daily fluid intake as a reminder to stay hydrated. When auto goal is enabled, you'll even see estimated sweat loss after an activity, and your goal will adjust accordingly. Women's Health Tracking: Use the Garmin Connect app to track your menstrual cycle or pregnancy. Log symptoms, get exercise and nutrition education, and more. Wrist-Based Heart Rate: The watch constantly samples your heart rate (4) and will alert you if it stays too high or too low while you're at rest. It also helps gauge how hard you work during activities even while swimming.
Designed for Both Your Worlds:
Superior Build Quality: Enjoy a rugged, watch-style dive computer with a sapphire lens, silicone bands and an easy-to-read monochrome display. Smart Notifications: Receive emails, texts and alerts right on your wrist when paired with a compatible device. Battery Life: Stay in the water longer with up to 25 hours in dive mode, 21 days in smartwatch mode and 26 hours in GPS mode. Safety and Tracking Features: When your watch and phone are paired, your live location can be sent to your contacts manually or during select outdoor activities automatically with built-in incident detection (5). Garmin Pay Contactless Payments: Breeze through checkout lines with Garmin Pay contactless payments (6) through participating providers. Connect IQ Store: Download custom watch faces, add data fields, and get apps and widgets from the Connect IQ Store.
The Garmin Descent G1 has a sapphire crystal with a durable fiber-reinforced polymer bezel and case. The G1 is quick-fit watch band compatible (22mm) and comes standard with a silicone wrist band. The instrument measures (L x W x D) 1.79 x 1.79 x 0.6" (45.5 x 45.5 x 15.2mm) and weighs 2.15 oz (61g). The included wrist band range is 5" to 8.82" (128mm to 373mm) and with the optional extra-long silicone band it has a range of 5" to 14.7" (128mm 373mm). The G1 has a custom two-window designed monochrome, sunlight-visible, transflective memory-in-pixel (MIP) display that measures 0.9 x 0.9" (23 x 23mm) with a resolution of 176 x 176 pixels. Battery life is up to 25-hours in dive mode, up to 21-days in smartwatch mode, up to 48-days in battery saver watch mode, up to 26-hours in GPS mode, up to 56-hours in maximum battery GPS mode and up to 27-days in expedition GPS activity mode. The G1 has a memory/history of 32MB.
The Garmin Descent G1 clock functions are time/date, GPS time sync, automatic daylight savings time, alarm clock, timer, stopwatch, and sunrise/sunset times. In health monitoring mode it has wrist-based heart rate (constant, every second), daily resting heart rate, abnormal heart rate alert (high and low), respiration rate (24x7), pulse OX blood oxygen saturation (spot-checked, during sleep, all day), fitness age, body battery energy monitoring, all-day stress, relaxation breathing timer, sleep, sleep score and insight, hydration and women's health (in Garmin Connect), and health snapshot modes.
The G1 sensors are GPS, GLONASS, GALILLEO, Garmin elevate wrist heart rate monitor, barometric altimeter, compass, gyroscope, accelerometer, thermometer, depth sensor and pulse OX blood saturation monitor. Daily smart features are connectivity Bluetooth, ANT+, Connect IQ (downloadable watch faces, data fields, widgets and apps), smart notifications, text response/reject phone call with text (android only), calendar, weather, battery saver (customizable low power watch), controls smartwatch music, find my phone and watch, Virb remote, smartphone compatibility (iPhone, Android), pair with Garmin Golf App, and Garmin Connect Mobile and Garmin Pay. Safety and Tracking Features are Live-Track, incident detection during select activities and assistance modes. Technical feature is dual grid coordinates.
Diving Functions are maximum depth 330' (100m), single gas, multi-gas, gauge, apnea, and apnea hunt modes. Decompression model is Buhlmann ZHL-16c with gradient factor, Nitrox and Trimix support, closed circuit rebreather (CCR), gas mixes (air, Nitrox, Trimix, up to 100% O2; 1 bottom gas & up to 11 deco and/or backup gases), PO2 up to 2.0 with customized deco PO2 setting, auto start/stop dive, custom end-dive timeout (20s to 10m/33'), safety stops (off/3min/5min), and deep stop. Custom conservatism (using custom gradient factor), dive ascent/descent rate indicator, automatic altitude adjustment, no fly time, dive planner (basic NDL + multi-gas deco planner), tides, backlight (time & intensity; auto-on at depth), automatically saves dive entry & exit locations, custom dive data screens, sync dive log to Garmin Dive Mobil App, alerts & alarms (audible & vibration), 3-axis dive compass, missed deco lockout, residual tissue loading reset and surface diver status widget. The Garmin G1 also has Boating, activity tracking, Gym & Fitness Equipment, Training, Planning & Analysis, Running, Golfing, Outdoor Recreation, Cycling, Swimming, Kids Activity Tracking features and modes and is Connective with Smart Trainer Control. For complete information on all modes see features below. Included with the Garmin Descent G1 are a charging/data cable, band removal tool and documentation.
(1) Requires app loaded on your compatible smartphone paired to Descent G1; see Garmin.com/ble
(2) Active satellite subscription required. Some jurisdictions regulate or prohibit the use of satellite communication devices. It is your responsibility to know and follow all applicable laws in the jurisdictions where the satellite communication device is intended to be used. Satellite communication does not work underwater.
(3) This is not a medical device and is not intended for use in the diagnosis or monitoring of any medical condition; see Garmin.com/ataccuracy. Pulse Ox not available in all countries. (4) Activity tracking accuracy
(5) When paired with a compatible smartphone. For safety and tracking feature requirements and limitations, see Garmin.com/safety.
(6) View current supported country, payment network and issuing bank information
Garmin Descent G1 Features
Up to 25-Hours In Dive Mode
21-Days In-Smartwatch Mode
26-Hours In-GPS Mode
Rugged Dive Computer
Water-Rated to 330' (100m)
Sapphire Lens
Rated to MIL-STD-810
High-Contrast Display
Purpose-Built Design
Device, Meant to Wow You
Track Entry & Exit Points (2)
Advanced Satellite Connectivity
Store & Review Data
Up to 200 Dives
Share via Garmin Dive App (1)
Add Additional Screens for Each Dive Mode
Features Fields You Want to See.
Compatible w/inReach:
Pair w/inReach Satellite Communicators (2) & inReach Dive Case (each sold separately)
Stay Up to Date On-Ocean Conditions
Catch the Perfect Wave
Pair w/Compatible Smartphone
See Conditions Such-As:
Tide, Wave Height
Wind & Surf Rating
For 5-Nearest Surf Spots
When Paired w/Garmin Connect App
On Your Compatible Smartphone
Preloaded Activity Profiles
Trail Running, Swimming
Running, Biking, Hiking
Rowing, Skiing, Golfing & More
Uses Chronological Age
Your Weekly Vigorous Activity
Resting Heart Rate
Estimate if Your Body is Younger or Older than You Are
Get Tips to Lower Your Fitness Age
After Each Workout
Recovery Time Lets Know when You're Ready for Another Hard Work Out
Accounts for Training Intensity
Factors of Stress, Daily Activity & Sleep
Metric Evaluates Recent Exercise History & Performance Indicators
Let You Know if Training Productively, Peaking or Overreaching
For Training Guidance for Your Fitness Level
Get Daily Run Suggestions Based-On Current Training Load & Status
Get Full Breakdown of Light, Deep & REM Sleep Stages
View-On Dedicated Widget
Includes Sleep Score & Insights
Improvements Based-On Guidance from CDC & WHO
Understand when You've Earned Daily Intensity Minutes
During Activity
Track Body's Energy Levels
Find Best Times for Activity & Rest
Log Daily Fluid Intake
Reminder to Stay Hydrated
When Auto Goal Enabled, You'll See Estimated Sweat Loss after Activity
Your Goal Will Adjust Accordingly
Use Garmin Connect App
Track Menstrual Cycle or Pregnancy
Log Symptoms
Get Exercise & Nutrition Education, & More
Watch Constantly Samples Heart Rate (4)
Alert You if It-Stays-Too-High or Too Low at Rest
Gauges How Hard You Work During Activities
Even While Swimming
Respiration Rate (24x7)
Pulse OX Blood Oxygen Saturation (spot-checked, during sleep, all day)
Fitness Age
Body Battery Energy Monitoring
All-Day Stress, Relaxation Breathing Timer Sleep
Sleep Score
Insight, Hydration & Women's Health (in Garmin Connect)
Health Snapshot Modes
Rugged, Watch-Style Dive Computer
Sapphire Lens
Silicone Bands
Easy-to-Read Monochrome Display
Durable Fiber-Reinforced Polymer Bezel & Case
Receive Emails, Texts & Alerts
Right-On-Your-Wrist
When Paired w/Compatible Device
Up to 25-Hours Dive Mode
Up to 21-Days Smartwatch Mode
Up to 48-Days Battery Saver Watch Mode
Up to 26-Hours GPS Mode
Up to 56-Hours Max. Battery GPS Mode
Up to 27-Days Expedition GPS Activity Mode
When Watch & Phone Paired
Live Location Sent to Contacts Manually or During Select Outdoor Activities
Automatically w/Built-In Incident Detection (5)
Breeze-Thru-Checkout Lines
Garmin Pay Contactless Payments (6)
Through Participating Providers
Download Custom Watch Faces
Add Data Fields
Get Apps & Widgets from Connect IQ Store
Optional Extra-Long Band Range: 5" to 14.7" (128mm 373mm)
Custom 2-Window Designed
Type: Monochrome, Sunlight-Visible, Transflective Memory-In-Pixel (MIP)
Dimensions: 0.9 x 0.9" (23 x 23mm)
Resolution: 176 x 176 Pixels
Wrist-Based Heart Rate (constant, every second)
Daily Resting Heart Rate
Abnormal Heart Rate Alert (high and low)
Respiration Rate (24x7)
Pulse OX Blood Oxygen Saturation (spot-checked, during sleep, all day)
Fitness Age
Body Battery Energy Monitoring
All-Day Stress
Relaxation Breathing Timer
Sleep
Sleep Score & Insight
Hydration
women's Health (in Garmin Connect)
Health Snapshot
GPS, GLONASS, GALILLEO
Garmin Elevate Wrist Heart Rate Monitor
Barometric Altimeter
Compass, Gyroscope, Accelerometer
Thermometer, Depth Sensor & Pulse OX Blood Saturation Monitor
Connectivity Bluetooth, ANT+, Connect IQ (downloadable watch faces, data fields, widgets and apps)
Smart Notifications: Text Response/Reject Phone call w/Text (android only)
Calendar, Weather, Battery Saver (customizable low power watch)
Controls Smartwatch Music, Find My Phone & Watch
Virb Remote
Smartphone Compatibility (iPhone, Android)
Pair w/Garmin Golf App, & Garmin Connect Mobile
Garmin Pay
Live-Track
Incident Detection During Select Activities
Assistance Modes
Maximum Depth 330' (100m)
Single Gas, Multi-Gas, Gauge, Apnea, & Apnea Hunt Modes
Decompression Model: Buhlmann ZHL-16c w/Gradient Factor
Nitrox & Trimix Support, Closed Circuit Rebreather (CCR)
Gas Mixes: Air, Nitrox, Trimix, Up to 100% O2;
1 Bottom Gas & Up to 11 Deco &/or Backup Gases)
PO2 Up to 2.0 w/Customized Deco PO2 Setting
Auto Start/Stop Dive
Custom End-Dive Timeout (20s to 10m/33')
Safety Stops (off/3min/5min)
Deep Stop
Custom Conservatism (using custom gradient factor)
Dive Ascent/Descent Rate Indicator
Automatic Altitude Adjustment
No Fly Time
Dive Planner (basic NDL + multi-gas deco planner)
Tides, Backlight (time & intensity; auto-on at depth)
Automatically Saves Dive Entry & Exit Locations
Custom Dive Data Screens
Sync Dive Log to Garmin Dive Mobil App
Alerts & Alarms (audible & vibration):
Ascent Rate, PO2, CNS/OTU, NDL, Deco, Gas Switching
Customizable (up to 40) Audible and/or Vibration per Dive Mode
Based-On Depth or Time
3-Axis Dive Compass:
Adjustable Heading, Quick Change to 90R, 90L & Reciprocal)
Indicates Degrees & Direction Back to Set Heading
Missed Deco Lockout
Can-Be-Disabled Prior to Dive w/User Acknowledgement
Residual Tissue Loading Reset:
On Surface w/User Acknowledgement
Surface Diver Status Widget:
Surface Interval, N2/HE Loading, CNS, OTU & Tissue Compartment Status
Available Boating Profile:
Boating
Built-In Barometer & Tide Tables
Step Counter:
Move Bar: Displays-On Device After Period of inactivity: Walk for Couple of Minutes to Reset It
Auto Goal: Learns Your Activity Level & Assigns Daily Step Goal
Calories Burned
Floors Climbed
Distance Traveled
Intensity MinutesMove IQ
Garmin Connect Challenger App
Available Gym Activity Profiles: Strength, Cardio & Elliptical Training
HIIT, Stair Stepping, Floor Climbing
Indoor Rowing, & Yoga
Cardo, Strength, & HIT Workouts
Automatic Rep Counting
HR Zones, Alerts, & Calories
% HR Max. & %HRR
Recovery Time, Auto Max. HR
HR Broadcast HR Data Over ANT+ to Paired Device
Respiration Rate (during exercise)
GPS Speed & Distance
Customizable Data Pages & Activity Profile
Auto Pause
Interval Training, Advanced Workout, Downloadable Training Plans
Power Modes: Customizable Inactivity Battery Settings
Auto Lap, Manual Lap Configurable Lap
Heat & Altitude Acclimation
VO2 Max. (Run & Trail Run)
Training Status: Lets You See If Training Effectively
Tracks Your Training History & Fitness Level Trend
Training Load: Total Training Load for Last 7-Days
Calculated from Estimated EPOC
Training Effect, Training Effect (Anaerobic)
Primary Benefit (Training Effect Labels)
Improved Recovery Time
Daily Suggested Workouts
Custom Alerts
Audio Prompts
Finish Time
Virtual Partner
Race an Activity
Auto & Manual Multisport Activities
Course Guidance
Touch &/or Button Lock
Hot Keys & Auto Scroll
Activity History On-Watch & Physio Trueup
Available Run Profiles: Running, Treadmill Running, Indoor Track Running, Trail Running
GPS -Based Distance, Time & Pace
Running Dynamics (w/compatible accessory)
Vertical Oscillation & Ratio (degree of bounce in your running motion & cost-benefit ratio w/stride length w/compatible accessory)
Ground Contact Time & Balance
Shows How Much Time In-Running Motion, Foot is On-Ground Rather Than-In Flight
Let You Check Running Symmetry (w/compatible accessory)
Stride Length Real Time w/Compatible Accessory
Cadence (Provided Real-Time Number of Steps per Minute)
Performance Condition:
After Running 6-20 Minutes, Compares Real-Time Conditions to Your Average Fitness Level
Lactate Threshold:
Through Analysis of Pace & Heart Rate, Estimates Point Muscles Start to Rapidly Fatigue
With Compatible Accessory
Run Workout, Race Predictor & Foot Pod Capable
Yardage to F/MB: Distance to Front, Middle & Back Green
Yardage to Layups/Doglegs
Measure Shot Distance:
Calculates Exact Yardage for Shots from Anywhere On-Course (manual)
Digital Scorecard
Stat Tracking:
Strokes, Putts pe Round, Green & Fairways Hit
Auto Course View Updates
Green View w/Manual Pin Position
Hazards & Course Targets
Pinpointer
Round Timer/Odometer
Auto Club Tracking Compatibly (requires accessory)
Tournament Legal
Available Profiles:
Surfing, Windsurfing, Kiteboarding
Hiking, Climbing, Indoor Climbing
Bouldering, Skiing, Snowboarding
XC Skate Skiing, XC Classic Skiing, Backcountry Skiing
Stand Up Paddleboarding, Rowing, Kayaking
Tactical, Fishing, Hunting
Point-to-Point Navigation, Bread Crumb Trail In-Real-Time, Back to Start, Trackback, UltraTrac Mode
Elevation Profile, Distance to Destination, Barometric Trend Indicator w/Storm Alert
Trail Run Auto Climb
Vertical Speed, Total Ascent/Descent
Future Elevation Plot, Compatible w/Basecamp, GPS Coordination
Sight 'N Go, Area Calculation, Projected Waypoint, Sun & Moon Information
Xero Location, Expedition GPS Activity, Tides
Cycling Profiles: Biking, Road Biking, Mountain Biking, Gravel Biking
Cyclocross, Bike Commuting, Bike Touring
eBiking, eMountain Biking, Indoor Biking
Alerts: Triggers Alarm when You Reach Goals
Including: Time, Distance, Heart Rate or Calories
Courses
MTB GRIT & Flow
Bike Lap & Lap Max. Power (w/Power Sensor)
Race-An-Activity, FTP (Functional Threshold Power)
Compatible w/Vector & Rally (Power Meters)
Power Meter Compatible
Speed & Cadence Sensor Support (Wisensor)
Available Profiles: Pool Swimming, Open Water Swimming, Swimming/Running
Open-Water Swim Metrics:
Distance, Pace, Stroke Count/Rate, & Distance
Swim Efficiency (SWOLF), Calories
Pool Swim Metrics: Lengths, Pace, Stroke Count
Swim Efficiency (SWOLF), Calories
Stroke Type Detection: Freestyle, Backstroke, Butterfly (Pool Swim Only)
Drill Logging (Pool Swim Only)
Basic Rest Timer (Up from 0), (Pool Swim Only)
Repeat On Rest Timer (Pool Swim Only)
Auto Rest (Pool Swim Only)
Time & Distance Alerts
Countdown Start (Pool Swim Only)
Pool Swim Workouts
Underwater Wrist-Based Heart Rate
Heart Rate from External HRM:
Real-Time During Rests, Interval, & Session Stats During Rests
Automatic Heart Rate Download Post Swim
Toe-to-Toe Challenges App
Optional Connect IQ Toe-to-Toe Toe Challenges App
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