1. Open the Phone app.
2. Tap Contacts
3. Tap a contact.
4. Tap the phone icon.
5. Tap the red circle to hang up.
1 – Unlock Your Apple watch.
2 – find phone app from your watch
3 – You have to click on contact.
4 – You will see list of your contact.
5 – Select your name whose you want to call.
6 – Open your microphone voice and talk with him.