Amazon.com: Gear S3 Frontier Battery, MAXBEAR 450mAh Replacement Battery EB-BR760ABE for Samsung Gear S3 Frontier(SM-R760) and Gear S3 Classic,SM-R770,BR760,R765,GH43-04699A Battery with Repair Tool Kit : Cell Phones & Accessories
EB BR760ABE 380mAh Original Battery For Samsung Gear S3 Frontier Gear S3 Classic SM R760 SM R770 SM R765 with Professional Tool|Mobile Phone Batteries| - AliExpress