World’s smallest gold coin has been minted by Switzerland state-owned Swissmint. The coin is of 2.96 millimeter (0.12 inches) and features face of scientist Albert Einstein sticking out his tongue. It weighs 0.063 grams and has a nominal value of 1/4 Swiss francs (USD United States Dollar- 0.26).
Swissmint said the coin, of which just 999 have been made, will be sold for 199 francs with a special magnifying glass so owners can see the famous physicist Einstein on its face.