Republic India, Steel 1 Rupee, 2004, &nbsp;massive error, &nbsp;deep impressions of over-strucking of commemorative (India Post 2004) and definitive (normal issue with crops) dies on both obverse and reverse sides, could be called &nbsp;as &quot;two in one&quot;,&nbsp; 5.1g, 25.25mm, about very fine, Collector&#39;s opportunity to grab the rarest error.

Error One Rupee of Republic India of Brockage.

Error Cupro Nickel One Rupee Coin of Republic India of ...

Steel one Rupee coin of Republic India of Error coin.

Rare Error Copper Nickel Two Rupees Coin of 1999 of Rep ...

Error Copper Nickel Two Rupee Coin of Republic India.

Error One Rupee Coin of Foreign Mint of 1985.

Error Copper One Quarter Anna Coin of East India Compan ...

Error Stainless Steel Two Rupees Coin of Republic India.

Error Brockage Lakhi One Quarter Anna Coin of Edward VII.

Error Silver One Rupee Coin of King George V of Bombay ...

Cupro Nickle Error One Rupee of Republic India.

Error Five Fanam Coin of Madras Presidency.