1x Smartwatch Market Size, Share & Trends Analysis Report by Application (Personal Assistance, Wellness, Healthcare, Sports), by Operating System (Watch OS, Android, Real-Time Operating System, Tizen), by Products (Extension, Standalone, Classical), by Region (North America, Europe, Asia Pacific, Latin America, Middle East & Africa) - Global Industry Assessment (2016 - 2021) & Forecast (2022 - 2028)