Most Mercury dimes are worth about $4. While the 1916-D variant of the Mercury dime tends to be the most valuable, there are still others that could be worth up to an incredible $364,250.

A gold coin that was minted in 1933 called the Double Eagle was auctioned in 2021 for $18.9 million. Its value is centered in history. “It had sold originally in 2002 for a touch over $7 million ...

And here is the world’s most expensive coin of all time: the 1933 Double Eagle, worth up to $18.9 million. It sold for this price at auction in 2021, per Smithsonian Magazine.