In a world where smartwatches are getting squarer by the day, it's nice to see Samsung retaining the traditional circular timepiece. The latest Galaxy Watch 3 offers SpO2 readings, fall detection, improved sleep tracking and LTE connectivity. Plus, its iconic rotating bezel is still the best way to navigate a smartwatch. Can Samsung's latest wearable hold onto the title of best smartwatch for Android users? Find out in our full review.