This exceptional 1 Rupee copper-nickel coin showcases a rare brockage error—a striking mint defect where one die struck an already-struck coin, creating a mirror-image reverse impression. Issued by India's official mint authority, this numismatic treasure combines historical significance with manufacturing rarity. The brockage error makes each example genuinely one-of-a-kind, as no two errors strike identically. Collectors prize brockage coins for their visual intrigue and scarcity; this particular example demonstrates excellent detail and preservation. The copper-nickel composition reflects mid-20th century Indian coinage standards. Whether you're a serious numismatist, error-coin specialist, or investor in alternative collectibles, this piece offers tangible history and authentic rarity. Expertly graded and authenticated, it arrives ready for display or vault storage—a conversation-starting centerpiece for any collection.