Genuine Samsung Galaxy Watch SM-R805 46mm Rear Battery Cover in Black - Part no: GH82-17444A / GH97-21870A
Official Samsung Galaxy Watch SM-R805 46mm Rear Battery Cover - GH82-17444A
Versions: SM-R805F, SM-R805N, SM-R815F, SM-R815N (Global); SM-805U, SM-805W, SM-815U, SM-815W (USA, Canada); SM-R8050 (China)