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Fancy Serial Numbers and How to Find Rare Money in Pocket Change

Most Valuable Error Banknotes

The worst thing that could happen after coin roll hunting or bill searching banknotes is that you end up with the same money you started with!

Coin Weights and Requirements under US Law – 31 U.S. Code § 5112

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31 U.S. Code § 5112 – Denominations, specifications, and design of coins (a) The Secretary of the Treasury may mint and issue only the following coins: (1) a dollar coin that is 1.043 inches in diameter. (2) a half dollar coin that is 1.205 inches in diameter and weighs 11.34 grams. (3) a quarter dollar … Read more

What are Clad Coins?

clad coins

The half dollar, quarter dollar, and dime coins are clad coins with 3 layers of metal. The 2 identical outer layers are an alloy of 75 percent copper and 25 percent nickel. The inner layer is copper. The outer layers are metallurgically bonded to the inner layer and weigh at least 30 percent of the … Read more

Some of the Rarest Doubled Die Varieties

rare doubled die

Doubled Dies Undoubtedly the rarest of die varieties in general are those on proof coins. Not only are there far fewer proof coins minted overall, but each proof die is used for only a few thousand coins before they are retired. In addition, each proof die is inspected more closely than business strike dies, so … Read more

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