Amazon.com: Samsung Electronics Galaxy Watch 4 40mm Smartwatch with ECG Monitor Tracker for Health Fitness Running Sleep Cycles GPS Fall Detection Bluetooth US Version - (Renewed) (Black)
Amazon.com: Garmin 010-02063-00 Forerunner 945, Premium GPS Running/Triathlon Smartwatch with Music, Black : Electronics
Amazon.com: Samsung Galaxy Watch 4 44mm Smartwatch with ECG Monitor Tracker for Health Fitness Running Sleep Cycles GPS Fall Detection Bluetooth US Version, Silver (Renewed) : Electronics
Amazon.com: Garmin Forerunner 745, GPS Running Watch, Detailed Training Stats and On-Device Workouts, Essential Smartwatch Functions, Tropic : Electronics