New Battery EB-BR720ABE For Samsung Gear S2 Classic SM-R720 SM-R732 Smart Watch - Walmart.com
5-year old Samsung Gear S2 smartwatch is getting an update
Watch Battery For Samsung Gear S2 3G R730 SM R600 SM R735 SM R730S SM R735T S3 SM R760 S2 Classic R720 R732 S4 SM R800 R805|Mobile Phone Batteries| - AliExpress
Amazon.com: HDCKU EB-BR720ABE Original Battery 250mah for Samsung Galaxy Gear S2 S2 Classic R720 Gear S2 Classic R732 Smart Watch Batteries +Tool,Not Work for R730 : Cell Phones & Accessories