The one-rupee coin is made from stainless steel ... their manufacturing process involves raw materials, machinery, and labor, ...

and the Union Finance Ministry have historically managed to keep the cost of producing coins relatively low by using cost-effective materials and efficient production processes. India's one-rupee ...

The problem stems from the large variety of 10-rupee coins in circulation. More than 5 billion coins, worth over $775 million, have been minted since 2010. Rs. 10 coin have been issued both with ...