430mAh] Battery for Samsung Gear S3 Frontier(SM-R760) and Gear S3 Classic, (2022 New Version) Upgrade Replacement Battery for SM-R770, BR760, R765, EB-BR760ABE, GH43-04699A with DIY Repair Tool Kits
Just replaced my Gear S3 battery (24$ + 10$ for tools). Excited to get 3+ days back. Links in comments, will report back with new battery life in a few days. : r/GearS3
Experiencing severe battery drain on your Gear S3 or Gear Sport? Try this temporary fix - PhoneArena