My watch will not download to my iPhone says no internet

Your watch is a Series 2.

Many folks are finding it nearly impossible to pair a Series 1 or 2 and many are beginning to have issues pairing the Series 3.

All three of these watches have reached their "End of Life" and support for them has been discontinued.

You might consider updating to a newer watch.

What model of phone is it and what version of ios is it running?

What model of watch is it and what version of WatchOS is it running?.

What troubleshooting steps have you tried?.

What errror messages are you receiving?.

Has this watch ever been paired to another phone?(Very important).