The 1968 S Gem Bu Lincoln Memorial Cent Penny is a highly sought-after coin made of copper with a red color. This business strike coin, minted in San Francisco with a fineness of 0.95, is in uncirculated condition and features a large date variety. A valuable addition to any collection, this small cent denomination coin pays tribute to the Lincoln Memorial and reflects the craftsmanship of the United States minting process in 1968.