Qatar and Dubai Currency Board, 1 riyal, ND (1966-), green and multicoloured, dhow, oil derrick and palm at left, Khalifa bin Hamad al-Thani signature, also 10 riyals (4), blue-grey, design as previous, (Pick 1a, 3a, TBB B101a, 103a), generally fine or better (5).
Estimate: £300 - £400