The 1951 Denver 1 cent (penny) coin is part of the Lincoln penny series, which has been minted since 1909. It features a profile of President Abraham Lincoln on the obverse and two stalks of wheat on the reverse, also known as the Wheat penny design. Coins from the Denver Mint can be identified by the "D" mintmark located on the reverse. The 1951 Denver penny can be found in various conditions, affecting its value among collectors, especially those seeking high-grade examples or specific varieties.