2 Rupees Experimental Coin, Stainless Steel, 4.87 g, 2010, Hyderabad mint with Star as mint mark below the date on rev. In the centre of the coin on both the sides reads between two horizontal lines, EX PT for "Experimental". An unusual Rarity procured by a collector from the actual circulation of coins from the RBI. Exceedingly Rare to find an Experimental coins which were minted only to observe the designs and the actual impact of the new forthcoming coins.