Kingdom of Greece, Paul I. Silver 20 Drachmai Coin. Mint Year: 1960 Reference: KM-85. Denomination: 20 Drachmai Material: Silver (.835) Diameter: 26mm Weight: 7.5gmThe Kingdom of Greece was a state established in 1832 in the Convention of London by the Great Powers (the United Kingdom, France and the Russian Empire). It was internationally recognized in the Treaty of Constantinople, ...