Over time, coins can become rare collectibles that are sold for thousands, if not millions, of dollars in the present day.

When this coin was found in 2016 in an old cabinet in the Netherlands, its owner was unsure of its historical significance for it was in a pasteboard box that simply said “Silver token unknown ...

[Related: Colonial silver coin found in cabinet sells for $2.5 million.] This double eagle $20 gold piece weighs nearly an ounce. Eventually, double eagles became the largest coin for circulation.