If the device wasn’t mine ?
If the device wasn’t mine and need activation lock but the old owner forgot his apple id
If the device wasn’t mine and need activation lock but the old owner forgot his apple id
The person that you bought/got this watch from needs to follow all the steps in this link;
Remove the Activation Lock so that the buyer can use it.
If they can't or won't then get your money back or recycle the watch and mark it down as a bad experience.
If the device wasn’t mine ?