You can sell an Apple Watch, give it away, or trade it in for a better model. But you need to ensure that all of your data is completely wiped from the device.The Settings may need to be searched for the reset options. We'll break it down for you.Here are the steps to reset your Apple Watch.Reset your Apple WatchYou can wipe your data on the watch if you are comfortable doing important tasks on a small screen. Go to Settings, tap General > Reset > All Content and Settings. If your watch has a password, you will be asked to enter it. Tap 'Erase all' to reset your Apple Watch to factory settings.You can have your GPS + Cellular plan with a data plan. If you upgrade, it will not affect your current plan. If you want to go watch-free, cancel your plan via your carrier or use the Watch app on you phone.Reset your iPhone using the appThe Watch app can be used on your iPhone as well. Credit: SCREENSHOT/APPLE You can reset your watch and remove your data plan here. Credit: SCREENSHOT/ APPLEYou can also reset your iPhone completely. Open the Watch app, tap General > Reset > Delete Apple Watch Content and Settings.You can also remove the cellular plan you have mentioned earlier from your Watch App. You can simply tap "Remove all Cellular Plans."You can remove the Apple Watch from your iPhone if you don't want all your data or content. Credit: SCREENSHOT/APPLEYou can unpair your Apple Watch without factory resetting it by simply tapping 'All Watches" on the Watch app and then the information icon to the right. Tap on "Unpair Apple Watch" from there.