Amazon.com: AWINNER Charger Cable Compatible with Samsung Galaxy Watch3 & Active & Active 2,Replacement USB Charger Adapter Charge Cord Charging Dock for SM-R500/SM-R820/SM-R830/SM-R840/SM-R850 : Cell Phones & Accessories
Samsung Galaxy Watch 3 SM-R850 White 8GB 1GB RAM Exynos 9110 Tizen-based wearable OS 5.5 Smart Watch3 Display: 1.2 inches/1.4 inches Size: 41 x 42.5 x 11.3 mm RAM: 1GB Storage: 8GB
Samsung Galaxy Watch3 R850 Smartwatch (41mm Stainless Steel) International Version - Mystic Silver - Walmart.com
Amazon.com: for Samsung Galaxy Watch Active 2 40mm SM-R830 SM-R835 SM-R835U and for Samsung Galaxy Watch 3 41mm SM-R850 SM-R855 SM-R855U Battery Replacement with Repair Tool Kit + Installation Instruction : Cell