1: The 1933 Double Eagle, sold for $7.6 million.

2: 1794 Flowing Hair Dollar, sold for $10 million.

3: 1787 Brasher Doubloon, sold for $7.4 million.

4: 1804 Silver Dollar, sold for $4.1 million.

5: 2007 $1 Million Canadian Coin, sold for $4.1 million.

6: 1783 Silver Shipwreck Coin, sold for $4.9 million.

7: 1913 Liberty Head Nickel, sold for $3.7 million.

8: 1880 Coiled Hair Stella, sold for $2.6 million.

9: 1822 Half Eagle, sold for $8.5 million.