Qatar and Dubai Currency Board, 100 riyals, ND (1966-), serial number prefix A/1, olive-green and multicoloured, dhow, oil derrick and palm at left, Khalifa bin Hamad al-Thani signature, reverse olive-green and white, (Pick 6a, TBB B106a), annotation in right field, fine, scarce.
Estimate: £500 - £600