300mAh EB-BR730ABE Li-Polymer Battery Replacement For Samsung Gear S2 3G, Important note: For lithium batteries, only secure shipping ways to European Union (27 countries), UK, Australia, Japan, USA, Canada are available
Amazon.com: Replacement Battery for Samsung Gear 2, Gear 2 Neo, SM-R380 Part NO B1230J1EA, EB-BR380FBE, PGF582224H : Cell Phones & Accessories
for T-Mobile Samsung Galaxy Gear S2 Classic SM-R735T,Compatible with 3G R730,R730A,R730V,
Battery Replacement for Samsung Galaxy Gear S2 3G R730 and Gear S2 Classic 3G R735 Gear Sport SM-R600 Smart Watch.