Iran. Gold Medal, MS2536 (1977). Weight 29.92 grams. 40 mm. Stamped 900 fine. Mohammad Reza Pahlavi. Golden Jubilee of the National Bank of Iran. Conjoined busts of the Shah and his father. Reverse; Facade of the central bank building, Tehran, legend below. NGC graded Proof 69 Ultra Cameo. Estimated Value $1,600 - 1,800