Error Coins

Numismatic Guaranty Corporation® (NGC) has certified the Beeston Collection, an outstanding set of over 200 British error coins. The coins were recently submitted to NGC International UK Ltd. (NGC UK), the London-based affiliate of NGC.

The Beeston Collection includes many different types of unusual and appealing errors. Nearly all of the errors are from Great Britain, but the collection also includes examples from Jersey, Isle of Man, Gibraltar, Guernsey and Ireland […]


2000 Sacagawea Mule CoinIn commemoration of the new book, the 100 Greatest U.S. Error Coins by David Camire, Nicholas Brown and legendary error dealer Fred Weinberg, we’ve decided to discuss the greatest error in United States history… the 2000 Sacagawea Mule.

Debuting in May of 2000, this slip up was destined to make history. At the time, it was the only known "mule" coin in United States history.

For those who are not professional numismatists, a mule is a pairing of two different coin designs on one coin — in this case, a State Quarter and the brand new Sacagawea dollar.

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A dozen of the 44 U.S. error coins stolen from an Indiana motel room in 2001 have been recovered and returned to their delighted owner through the joint efforts of three Professional Numismatists Guild members. At the time of the theft eight years ago these coins were to be the foundation of a planned book about off-metal errors.

Walking Liberty half dollar on five-cent planchet

The recovered coins belong to collector and researcher Mark Lighterman of Sanford, Florida. They include what is believed to be the only known Walking Liberty half dollar struck on a planchet intended for five-cent pieces; one of three known Standing Liberty quarter dollars struck on a one-cent planchet; a unique 1858 Flying Eagle cent on a silver half-dime planchet; and a double denomination Indian cent on a previously-struck Barber dime. There is also a transitional error 1944-dated Washington quarter on a zinc planchet intended for 1943 cents.

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UK 20p coin, reverse sideNews of an error in UK’s Royal Mint 20 pence coin (20p) blasted through the media this week, creating an intensified fervor in collectors trying to find and buy the coins.

Prices for the coin, which have a face value of about 33 cents US, have shot up with auction bidding reaching as high as several hundred dollars. (See current eBay auctions.)

According to reports, the Mint issued tens of thousands "year-less" 20p coins toward the end of 2008.

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May 12: Four numismatic news or coin blog articles are referenced on CoinNews every Tuesday and Thursday. These articles are not authored by us, but we recommend coin collectors read them for their unusual or interesting content. Here are today’s coin articles: Mint To Press Fewer Coins As Economy Slows Jeff Brady | NPR The […]


Mike Byers has published the newest quarterly edition of Mint Error News Magazine. Issue #25 brings the very latest in mint error and variety coin news and information. As always, the magazine offers excellent photos that direct the reader right to the substance of coin errors. And the included error coin price guides compiled by […]


The newest edition of Mint Error News Magazine, issue #24, is now available for free viewing and download. The quarterly magazine is published by Mike Byers and is an excellent tool for collectors who want to know the very latest mint error and variety coin news. The magazine is packed with outstanding coin photos, in […]

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(Dana Point, California) — A previously unrecorded 1943-S Lincoln cent, erroneously struck on a bronze planchet and found in circulation by a teenaged collector over a half century ago, has been acquired by Rare Coin Wholesalers of Dana Point, California. The discovery coin now is certified as AU-53 by Numismatic Guaranty Corporation.   "The coin […]


Mint Error News Magazine #23

Like clockwork the latest edition of Mint Error News Magazine, issue #23, is now available. The free quarterly magazine is published by Mike Byers and is an absolute excellent resource for collectors who would like to know more or read about the very latest in minted error coins.

On top of the informative value of the magazine, it also contains an excellent mint error coin price guide compiled by Al Levy of Levy uses eBay as a resource and lists pages upon pages of recent closing prices for various types of error coins.

While the content is first rate and the price guide valuable, what really places these free magazines over the top is the exceptionally high quality coin photos. The photos are like guides in themselves and are outstanding tools in identifying coin errors and building knowledge.

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The coin carried a look of age and a lure of value. But instead, it was a replica and comparable piece of junk. The story retold by the News Post Leader relays how a treasure-hunter discovered what he hoped to be an old gold coin in Choppington, an England village in Northumberland. There was no […]