The following Apple Watch models are compatible with WatchOS 7. If you have one of the watches listed below, you will not have any compatibility issues with apps from the App Store, and will be eligible to update to WatchOS 8 in fall 2021. Note: Apple Watch requires iPhones 6s or newer running iOS 14 or later.
Apple Watch Series 3
Apple Watch Series 4
Apple Watch Series 5
Apple Watch SE
Apple Watch Series 6
The following Apple Watch models are compatible with the listed maximum OS, and minimum iPhone requirements. Compatibility with applications and features will vary by model.
Apple Watch Series 2 - WatchOS 6 with iPhone 6s or newer running iOS 13 or later
Apple Watch Series 1 - WatchOS 6 with iPhone 6s or newer running iOS 13 or later
Apple Watch (1st Generation) - WatchOS 4 with iPhone 6 or newer running iOS 12 or later
If you can’t find the specs you’re looking for, you can try searching for the device on these sites:
For Mac, iPod, iPhone, iPad, Apple Watch: https://everymac.com/