The Garmin Forerunner 55 Black is a smart watch that becomes an extension of your smartphone. The smart watch is protected by chemically hardened glass. The 1.04" screen showcases all the important information. The design is highlighted by its round watch face. Common watch features, such as mobile Phone Tracking, music player control in mobile phone, weather forecast, Sleep/Do not disturb mode, app store, alarm clock, date, calendar and stopwatch are accompanied by smart features including pedometer, pulse, activity start detection, distance, calorie tracking, speed, elevation, heart rate zones, floors climbed, interval training, tempo, body regeneration level and virtual coach. It weighs 37 g.