These smartwatches are compatible w/ Wear OS 3 - 9to5Google

Google has so far confirmed that only a handful of current and upcoming smartwatches will be upgradeable to Wear OS 3 later this year.

Google Pixel Watch 3 Month Review - James A. Chambers

Wear OS - Make every minute matter

Fossil Gen 7 and Wear OS 3 Mean New Fossil Companion App

Comment: Samsung and Google's new Wear OS gives the Apple Watch much-needed competition - 9to5Mac

Google Pixel Watch 3: All the rumors and what we want to see

Google and Samsung rumoured to be developing Wear OS 5 based on Android for Galaxy Watch7, Pixel Watch 3 and other smartwatches - News

Google and Samsung are working on the next generation of Wear OS based on Android 14

Wear OS 3.0 with new features: Quite a few smartwatches become more independent

Google finally releases Music Wear OS app, but only for Samsung's new watches - The Verge

Pixel Watch and Wear OS Could Get Android's Best Color Theme Feature

Mobvoi finally begins rollout of Wear OS 3 for TicWatch series (but did not provide any other details about the rollout, however) : r/WearOS

Wear OS 4 will make it easier to switch between phones - PhoneArena

Google Pixel Watch brings Wear OS to your wrist at second-best price of $300 (Save $50)

Google Pixel Watch 2 to launch with Wear OS 4, Snapdragon W5 chip, and 2GB of RAM - Neowin