The average cost of manufacturing a single one rupee coin is ₹1.11, which is more than its own value, the Reserve Bank of India (RBI) revealed in response to an RTI query. To mint a ₹2 coin, the government spends ₹1.28, it added. Furthermore, the cost of manufacturing ₹5 and ₹10 coins is ₹3.69 and ₹5.54 respectively, the RBI said.