Watch List notes:

Central Bank of Qatar, two obverse photographic proofs for a 50 riyals, ND (1996), black and white, also 500 riyals, ND (1996), black and white, both arms at right, value low left and top left and right(Pick 17, 19 for type), in PCGS holders 58 PPQ and 64PPQ, very rare (2).

Estimate: £500 - £700