Samsung Galaxy Watch 3 (45mm, GPS, Bluetooth) Smart Watch with Advanced Health monitoring, Fitness Tracking, and Long lasting Battery - Mystic Black - Newegg.com
Amazon.com: Samsung Galaxy Watch 3 Stainless Steel (41mm) SpO2 Oxygen, Sleep, GPS Sports + Fitness Smartwatch, IP68 Water Resistant, International Model - No S Pay SM-R850 (Fast Charge Cube Bundle, Silver) :
Samsung Smart Watch Galaxy Watch 3 SM-R840 HR GPS - Black | Back Market
Amazon.com: Compatible with Samsung Galaxy Watch 3 Case 45mm, Full Edge Case with Bezel Ring Protector Cover Case Frame for Galaxy Watch 3 SM-R840 (Black&White&Red&Blue&Green, Watch3 45mm) : Cell Phones & Accessories