Samsung Gear S3 update brings battery life improvement - SamMobile
Gear S3 Frontier Battery Drain : r/GearS3
Samsung Gear S3 tips and tricks: Get more from the Classic and Frontier
Samsung Gear S3 Battery Life & Charger Options
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
Amazon.com: [400mAh] Battery for Samsung Gear S3 Frontier(SM-R760) and Gear S3 Classic, (2021 New Version) Upgrade Replacement Battery for SM-R770, BR760, R765, EB-BR760ABE, GH43-04699A with DIY Repair Tool Kits : Cell Phones
Samsung Gear S3 review: A chunky but top-notch smartwatch
Samsung Gear S3 battery drain problem fixed with latest update - PhoneArena
Gear S3 update in Canada address battery life issue - SamMobile