Let's delve into eight such uncommon coins that have fetched staggering sums at auction, collectively worth almost $10 million.
Dubbed as "America's First Gold Coin," the Brasher Doubloon is a numismatic masterpiece crafted by New York goldsmith Ephraim Brasher.
Despite being dated 1804, the 1804 Draped Bust Silver Dollar was actually minted years later for diplomatic purposes.
In 1999, one specimen sold for $4.14 million, solidifying its status as a highly sought-after collectible.
As the first dollar coin issued by the United States Mint, the 1794 Flowing Hair Silver Dollar holds immense historical significance.
In 2013, one specimen sold for over $10 million, making it one of the most valuable coins ever auctioned.
The 1885 Trade Dollar is a coin shrouded in mystery, as no official records exist of its production by the United States Mint.