Global smartwatch revenues leapt +46% YoY in Q3 2019. Apple watchOS, Google Wear OS, Tizen and others continue to compete for the world's top OS position. Our extensive report tracks global smartwatch shipments, wholesale price, and revenue by all major operating systems from Q3 2016. Global smartwatch OS marketshare by price-tier, and OS revenue-share tracking by PRICE-TIER, are also included. This report is a vital tool for monitoring the financial health and tiered market share of leading smartwatch platforms.