How to Connect Dexcom G7 to Apple Watch: Direct to Watch

What is Dexcom G7? For Those Who Don’t Know

The latest continuous glucose monitoring (CGM) device, the Dexcom G7, was presented in November 2025 whose weartime of 15 days and 12 hours of grace period. The old one with a 10-day wear time was presented in February 2023. The device’s name proposes that it repeatedly tracks and reports on your body’s glucose levels.

Dexcom G7 is a true advancement in the world of CGM. Not only it connect to some AID systems but it also gives you the freedom to go out without a phone while receiving your glucose reading on your Apple watch. Sounds interesting? Yes, Dexcom G7 connects directly to your Apple Watch.

FDA approved the old G7 in December 2022 and the new one in 2025. People are utilising this CGM, the Dexcom G7, to monitor their blood glucose levels 24/7.

Does Dexcom G7 Work with Apple Watch?

Yes. the new and the old one, Dexcom G7 works with Apple Watch, and they are currently the best smartwatch experience available for CGM users.

You can:

• View real-time glucose readings on your Apple Watch.
• Receive high and low alerts on your wrist.
• Add Dexcom as a watch face complication.
• In supported models, use direct-to-watch without carrying your phone.

This makes the Apple Watch a strong choice for people managing diabetes day to day.

Which Apple Watches Are Compatible with Dexcom G7?

Dexcom G7 works with modern Apple Watch models running recent watchOS versions.

Supported Apple Watch Models

• Apple Watch Series 6 or newer
• Apple Watch SE (2nd generation)
• Apple Watch Ultra / Ultra 2

CGM Monitors’ Point of View: If you want to know which phones and smartwatches are compatible with Dexcom G7, and if you have andriod watch instead of Apple then utilize our guide. This guide is written truly based on the user experiences of our CGM users, because CGM Monitors not only give you top-rated products but also always find the answers for you based on the queries.

How to Connect the Dexcom G7 to Apple Watch?    

With Direct to Apple Watch, you can have your CGM info on your Apple Watch, even when you’re not near your iPhone.

Step 1: Set Up Dexcom G7 on Your iPhone

• Open the Dexcom app on your compatible iPhone.
• Follow the on-screen steps to pair your G7 sensor
• Activate your sensor.
• Wait for the warmup to finish.
• Confirm readings appear on your phone are correct

Note: In case you have an older version, make sure you first update the Dexcom app through the App Store. If it’s not working on the phone, it won’t work on the watch.

Step 2: Install the Dexcom App on Apple Watch

Once Dexcom G7 is working on your iPhone:

• Open the Watch app on your iPhone
• Scroll down to Available Apps
• Find Dexcom G7
• Tap Install

Step 3: Enable Permissions for Apple Watch

To ensure everything works smoothly:

• Go to iPhone Settings.
• Tap Privacy & Security → Health.
• Select Dexcom.
• Make sure all permissions are enabled.

This allows your Apple Watch to display glucose data and alerts correctly.

Step 4: Add Dexcom G7 to Your Watch Face (Optional but Recommended)

For quick access:

• Press and hold your Apple Watch face.
• Tap Edit.
• Choose a complication slot.
• Select Dexcom G7.

Now your glucose reading will appear directly on your watch face.

Step 5: Using Dexcom G7 Directly on Apple Watch

With supported Apple Watch models, Dexcom G7 can send glucose data directly to the watch, meaning:

1. You don’t always need your phone nearby
2. You can still see readings and alerts
3. Ideal for workouts, walks, or short trips

Setup Tips: In your Dexcom G7 app, go to Connections > Straight to Watch to start. Then, follow the on-screen directions in your Dexcom G7 app to set it up. Your smartwatch will load the app. If it doesn’t, open the smartwatch app on your phone. In the My Watch tab, go to the Accessible Apps list, find Watch, and tap Install.

Dexcom G7 Direct-to-Watch Tips

• Open the watch app while moving settings: The watch app duplicates settings from your phone app. Whenever you alter your CGM settings on your phone app, open and screen the app on your smartwatch while your phone is near to confirm settings are copied to the smartwatch.
• See an orangish phone icon: Keep your phone close. When you see the orangish phone icon near your sensor reading, the Direct to Watch means it is temporarily not at work. Your smartwatch isn’t receiving info from the sensor. Instead, it’s repetition from your phone, so you have to keep your phone nearby. When the phone icon vanishes, the Direct to Watch mode is working. Your smartwatch is receiving info from your sensor, so you don’t have to have your phone close to receive glucose readings.
• Sensor change: When you twitch a new sensor, the phone app will swift you to couple your sensor with your smartwatch.
• Let warnings in Focus mode: Manage your phone settings to let Dexcom warnings while your phone is in Focus mode.
• Mirror iPhone Alarms from the G7 phone app: Keep this feature on the watch app on your phone. If you turn it off, you won’t get warnings on your watch in either Normal Smartwatch mode or in Direct to Watch mode.

Your CGM only permits you to couple your sensor with one smartwatch. However, you can learn more about Direct to Apple Watch and how to practice it by discovering these helpful tips.

Dexcom G7 and Apple Watch: Common Problems and Fixes

Dexcom G7 Not Pairing with Apple Watch

• Restart iPhone and Apple Watch
• Check Bluetooth is on
• Make sure Dexcom app is installed on the watch

Delayed or Missing Readings

• Keep watch and sensor within range
• Turn off Low Power Mode
• Update iOS and watchOS

Alerts Not Showing

• Check notification settings
• Disable Focus / Do Not Disturb
• Confirm Dexcom alerts are enabled

Best Apple Watch for Dexcom G7 (User Perspective)

If you’re choosing today:

• Apple Watch Series 8 or newer → best balance.
• Apple Watch Ultra → great for athletes.
• Apple Watch SE (2nd gen) → budget-friendly and compatible.

There is no special “Dexcom watch”—you choose the Apple Watch that fits your lifestyle.

Conclusion: Is Apple Watch Worth It for Dexcom G7?

Yes—if you value:

• Quick access to glucose readings
• Discreet alerts
• Fewer phone checks
• A smoother daily routine

The Dexcom G7 and Apple Watch combination offers one of the most reliable and user-friendly CGM experiences available today.