Tizen 3.0 now rolling out to the Gear S3 with Value Pack update - SamMobile
Amazon.com: Samsung Gear S3 Classic Smartwatch 4GB SM-R770 with Leather Band (Silver) Tizen OS - International Version with No Warranty : Cell Phones & Accessories
Samsung One UI Tizen 4.0.0.4 Update For Galaxy Watch / Gear S3 / Gear Sport - YouTube