This historic .999 Pure GOLD Leaf Coin-certificate by the National Collector's Mint commemorates the 7th anniversary of the World Trade Center tragedy. Double dated 2001-2008 on one side with our promise "we will never forget". On the other side, it uses 9 and 11 to add up to the full $20 face value for the first time ever! It depicts the Twin Towers and the Statue of Liberty with the new Freedom Tower in a Golden tribute to all those who were lost on that tragic day. 3-1/8"W x 7-3/8"L.