After applying the latest Wear OS update, those using compatible smart wearables will be able to manage the tiles from the connected smartphones, as well as from the smartwatches themselves. The list of tiles that can be added includes Google News Headlines, Google Fit Goals, Google Calendar Next event, and so on.
https://www.notebookcheck.net/Latest-Wear-OS-update-comes-with-a-Tiles-manager.423939.0.html