World's smallest gold coin features Albert Einstein sticking out his tongue, valued at Rs 18.50Switzerland has minted the 0.12-inch gold coin, which is the smallest in the world.
Copper Dollar, Double Eagle & other coins that are worth a fortune todayLegend Numismatics, a rare-coin firm in New Jersey, bought a coin for $10 million at an auction in 2013.
Meet Alok Goyal, the man behind custom-made coins and stampsIn 2013, Goyal set up AG Impex, a company involved in the design, manufacture and sale of custom-made coins and stamps, collaborating with ...