1: The 1933 Double Eagle coin sold for $7.6 million at auction.

2: The 1794 Flowing Hair Dollar fetched $10 million at a 2013 sale.

3: The 1787 Brasher Doubloon is valued at over $7.4 million today.

4: The 1804 Silver Dollar is one of the rarest and most expensive coins.

5: The 1913 Liberty Head Nickel sold for $3.7 million in 2018.

6: The 1907 Saint-Gaudens Double Eagle is a prized $7.6 million coin.

7: The 2007 Australian Kangaroo Gold Coin set a record at $1 million.

8: The 1792 Birch Cent is a highly sought-after American rarity.

9: The King Farouk of Egypt 1933 Double Eagle fetched $7.6 million.