what are the most valued coins?
['1913 Liberty Head V Nickel $4,408,650.', '1870 S Liberty Seated Dollar $1,959,995.', '1927 D St Gaudens Double Eagle $1,200,000.', '1794 Flowing Hair Dollar $825,098.', '1838 O Capped Bust Half Dollar $745,000.', '1933 Indian Head Gold Eagle $600,000.', '1817 Capped Bust Half Dollar $500,000.']