Here's Which Apple Watches Work With Which IPhones
Rose Gold Smart Watch Series 6 Smartwatch For Apple Iphone 6 6s 7 8 X Xs Plus For Samsung Ios Android Smart Watch Honor3 Xiaomi - Smart Watches - AliExpress
Here Are All the Apple Watch Models Compatible With watchOS 6 - MacRumors
watchOS 9 - Apple
How to Pair an Apple Watch With an iPhone — a Full Guide
watchOS 6: Everything We Know | MacRumors
watchOS 6 Works with Apple Watch Series 4, 3, 2 and 1