The 1955-D 1C RD Lincoln Cent is a US small cent coin composed of 95% copper, 5% tin, and zinc. Minted in Denver, Colorado, this coin features the Lincoln Wheat design and a strong reverse die pair variety. Uncertified and ungraded, this business strike coin holds historical significance and is a valuable addition to any coin collection. With its unique characteristics and limited mintage, the 1955-D 1C RD Lincoln Cent is a sought-after piece for collectors and enthusiasts alike.