The 2000 United States Mint Proof Set includes coins that are uncirculated and struck with a proof finish, making them highly collectible. This set includes all the coins minted in 2000 by the United States Mint, along with a Certificate of Authenticity and original box. Each coin is individually certified by the U.S. Mint, ensuring its authenticity and quality. This set is a valuable addition to any numismatic collection, showcasing the craftsmanship and artistry of American coinage from that year.