Alex Wong should be a EB-BR830ABY and ;looks like you can get it from places [https://mobieparts.com/p/samsung-sm-r850-galaxy-watch3-41mm-wifi-version-battery-eb-br830aby-247-mah-sam15447/|like this] and many more I am sure. always verify with the seller that it will fit your model
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Alex Wong should be a EB-BR830ABY and looks like you can get it from places [link|https://mobieparts.com/p/samsung-sm-r850-galaxy-watch3-41mm-wifi-version-battery-eb-br830aby-247-mah-sam15447/|like this] and many more I am sure. always verify with the seller that it will fit your model
Alex Wong should be a EB-BR830ABY and ;looks like you can get it from places [https://mobieparts.com/p/samsung-sm-r850-galaxy-watch3-41mm-wifi-version-battery-eb-br830aby-247-mah-sam15447/|like this] and many more I am sure. always verify with the seller that it will fit your model