IRAN: Reza Shah, 1924-1941, 100 dinars, SH1307, KM-1092, PCGS population 3, two finer, PCGS graded Specimen 64, ex King's Norton Mint Collection. PCGS is believed to have handled about 95% of the pieces found in the King's Norton Mint cabinets, and are thus equal to or very close to the total number of examples that have survived.
Estimate: 350-450 USD