QATAR. Qatar Central Bank. 500 Riyals, ND (1996). P-19. PMG Superb Gem Uncirculated 67 EPQ.2 pieces in lot. Consecutive pair. These notes are some of the most desirable modern issues and particularly so in these Superb Gem Uncirculated grade. Consecutive pairs are even more so in demand and these two both are found bordering on perfection.PMG Superb Gem Uncirculated 67 EPQ.