Originally Posted by Jceinc
Where's the fix for constant syncing? Thought I read it somewhere
2.02) The Sync icon won't go away!
This appears to be a common problem with the Watch accounts. To fix it, push Menu (button) Settings > System Updates > HTC Software Updates and then push Check Now. You should get two updates.
Thanks to sikclown for this information!
Source: HTC Watch update to fix Awake/Sync Issue
If this doesn't work, please let me know. I've noticed that the sync icon likes to pop up a lot and stick around for 5 minutes, then goes away.