The Samsung Galaxy Watch 3 and the Galaxy Watch Active 2 gain new features, but only if you have a Samsung smartphone in some cases - NotebookCheck.net News
The Galaxy Watch 4 / Active 3 could feature a diabetes-monitoring sensor - SamMobile
Amazon.com: Samsung Galaxy Watch 3 (41mm, GPS, Bluetooth) Smart Watch with Advanced Health monitoring, Fitness Tracking , and Long lasting Battery - Mystic Silver (US Version)- (Renewed)
Modal™ Silicone Watch Band for Samsung Galaxy Watch, Galaxy Watch3, Galaxy Watch4, Galaxy Active, and Galaxy Active 2 Navy MD-SGB20SNVY - Best Buy
Leak: Here's when to expect Samsung Galaxy Watch 3 launch