Google has revealed that upcoming Wear OS smartwatches from Mobvoi, Fossil and its subsidiaries will not launch with its 'new unified platform'. Instead, new models will only receive Wear OS 3 next year, unlike those released by Fitbit and Samsung.
https://www.notebookcheck.net/Forthcoming-Mobvoi-and-Fossil-Group-smartwatches-will-not-launch-with-Wear-OS-3.552112.0.html