How much is 7770 Guyanase Dollar to New Belarusian Ruble? 121.45 New Belarusian Ruble is todays conversion result. International currency exchange rate for pair GYD to BYN for today is 0.0156. CNV.to is using the latest data from authority sources, data updates every minute. To calculate reversed currencies go to - 7770 BYN to GYD.