How much is 7258 São Tomé and Príncipe Dobra to Omani Rial? 0.12 Omani Rial is todays conversion result. International currency exchange rate for pair STD to OMR for today is 0.0000. CNV.to is using the latest data from authority sources, data updates every minute. To calculate reversed currencies go to - 7258 OMR to STD.