Watch List notes:

Bank Markazi Iran, uniface obverse and reverse plate colour die proof for 50 rials, 1962, green, Shah Pahlavi at right, signatures Ali Asghar Poor homayoun and Abdol Hossein Behnia, reverse Kuhrang dam,(Pick 73pp, TBB B203), obverse with 'Plate colour Green 17.' in typed text, reverse with 'Plate Colour Sp. Green.' in typed text, both with '23.10.62' typed text, both in PMG holder 58 Choice Uncirculated and 64 EPQ Choice Uncirculated, rare (1 pair).

Estimate: £250 - £350