The 1992 D Penny Error Coin is a small cent Lincoln Memorial Penny made of copper, minted in Denver. This circulated coin has a rainbow color and features an error, making it a unique and collectible piece. Obverse ouble die on the date "1992", double die on mint mark "D",and reverse double die on "UNITED STATES OF AMERICA". Although it is not certified, its rarity and historical significance make it a valuable addition to any coin collection, especially for those interested in US coins and errors.