The is a set of four 2009-S Lincoln Cent proof coins from the US Mint Bicentennial Set. These copper coins have a red color, a strike type of proof, and a fineness of 0.95. The coins are uncirculated and have not been certified. The coins feature Lincoln in his formative years and were minted in San Francisco. This set is a collectible piece celebrating the bicentennial of Abraham Lincoln's birth in 2009.