SAUDI ARABIA. Saudi Arabian Monetary Agency. 10 Riyals, 1954. P-4. PMG Gem Uncirculated 66 EPQ.An important offering of this 10 Riyals design in a Gem Uncirculated 66Q grade which will certainly prove popular with collectors. Radiant color throughout and the finest of the type we have offered to date.PMG Gem Uncirculated 66 EPQ.