Question: what are the most valuable coins still in circulation?
Answer: 1943 Lincoln Head Copper Penny. ...  1955 Doubled Die Penny. ...  1969-S Lincoln Cent with Doubled Die Obverse. ...  1982 No Mint Mark Roosevelt Dime. ...  1999-P Connecticut Broadstruck Quarter. ...  2004 Wisconsin State Quarter With Extra Leaf. ...  2005-P “In God We Rust” Kansas State Quarter.