Recently a 1913 nickel went up for auction in Florida and quickly turned a five-cent coin into $ 3.7 Million. The coin is unique as only five are known to exist and was minted at the Philadelphia Mint. It has quite a story as it used to belong to the Egyptian King Farouk who was disposed in 1952.
I honestly don’t know if I could ever spend that kind of money on a five cent piece, but I guess if you have the money….