IRAN. Golden Jubilee of the Opening of the National Bank of Iran Gold Medal, MS 2535 (1976). PCGS PROOF-68 Deep Cameo. Diameter: 42mm; Weight: 40.04 gms. AGW: 1.1586 oz. Obverse: Conjoined busts left of the Pahlavis--Reza Shah and Mohammad Reza Shah; Reverse: Frontal view of Bank Melli (the National Bank of Iran); coat-of-arms above. Emanating from a series of commemoratives in gold meant to celebrate the 50th anniversary of Bank Melli, this splendid proof features a large amount of free space in the fields--space that is enchantingly free from issue. Highly mirrored and captivating, with an excellent cameo nature.