![Amazon.com: SAMSUNG Galaxy Watch 4 40mm Smartwatch with ECG Monitor Tracker for Health, Fitness, Running, Sleep Cycles, GPS Fall Detection, Bluetooth, US Version, SM-R860NZSAXAA, Silver : Electronics Amazon.com: SAMSUNG Galaxy Watch 4 40mm Smartwatch with ECG Monitor Tracker for Health, Fitness, Running, Sleep Cycles, GPS Fall Detection, Bluetooth, US Version, SM-R860NZSAXAA, Silver : Electronics](https://m.media-amazon.com/images/I/61dh16sj5+L.jpg)
Amazon.com: SAMSUNG Galaxy Watch 4 40mm Smartwatch with ECG Monitor Tracker for Health, Fitness, Running, Sleep Cycles, GPS Fall Detection, Bluetooth, US Version, SM-R860NZSAXAA, Silver : Electronics
![Amazon.com: SAMSUNG Galaxy Watch 5 40mm Bluetooth Smartwatch w/Body, Health, Fitness and Sleep Tracker, Improved Battery, Sapphire Crystal Glass, Enhanced GPS Tracking, US Version, Gray : Electronics Amazon.com: SAMSUNG Galaxy Watch 5 40mm Bluetooth Smartwatch w/Body, Health, Fitness and Sleep Tracker, Improved Battery, Sapphire Crystal Glass, Enhanced GPS Tracking, US Version, Gray : Electronics](https://m.media-amazon.com/images/I/61X2Pl7752L._AC_UF894,1000_QL80_.jpg)
Amazon.com: SAMSUNG Galaxy Watch 5 40mm Bluetooth Smartwatch w/Body, Health, Fitness and Sleep Tracker, Improved Battery, Sapphire Crystal Glass, Enhanced GPS Tracking, US Version, Gray : Electronics
![Amazon.com: SAMSUNG Galaxy Watch Active 2 (40mm, GPS, Bluetooth) Smart Watch with Advanced Health Monitoring, Fitness Tracking, and Long Lasting Battery, Aqua Black (US Version) : Electronics Amazon.com: SAMSUNG Galaxy Watch Active 2 (40mm, GPS, Bluetooth) Smart Watch with Advanced Health Monitoring, Fitness Tracking, and Long Lasting Battery, Aqua Black (US Version) : Electronics](https://m.media-amazon.com/images/I/515R8VeCpCL._AC_UF894,1000_QL80_.jpg)