Denomination:$100Finish:ProofComposition:99.95% platinumPlatinum Fine Weight:1.000 troy ounceDiameter:1.287 inches (32.70 mm)Edge:ReededMint and Mint Mark:West Point – W 2022 First Amendment to the United States Constitution Platinum Proof Coin – Freedom of SpeechSeries features a stunning new obverse design each year, with a beautiful common reverse design for each coin. An image of the obverse design is incorporated on the outer packaging sleeve and on the certificate of authenticity.Each one ounce coin is 99.95 percent platinum with a $100 nominal face value.Start a new collection or add to an existing one with the second platinum proof coin in this five-year series!