Pebble Time Round 20mm Smartwatch for Apple/Android Devices – Silver This is a smartwatch? all the easy-to-use, time-saving features that Pebble pioneered to define the smartwatch category, now available in a design that’s lighter and thinner than any other smartwatch. Includes Pebble health, a Built-in activity and sleep tracker with daily reports and Weekly insights. Its battery lasts for days – not hours – and its bright e-paper display is always on. Check notifications, incoming..