Category Archives: planchet errors

Ten Extreme U.S. Error Coins Bring Big Prices

By Tyler Rossi for CoinWeek ….. 2000-P Sacagawea Dollar and Washington Quarter Mule   Described as the holy grail of United States Mint errors, the 2000-P Sacagawea dollar and Washington quarter mule is the culmination of an unlikely series of events. First, a Mint worker responsible for a coin press striking Sacagawea dollars noticed that […]

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What Are the Odds You’ll Find a 1943 Copper Penny in Change?

  By Charles Morgan and Hubert Walker for CoinWeek …..   Never say never. 1943 Copper Pennies (officially, 1943 copper cents) have been found in cafeterias, gum ball machines, and circulating in change. One was even held privately by a Mint Chief Engraver. Another is said to have been spirited out by a Denver Mint […]

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1943 Copper Penny : History and Value | CoinWeek

By Charles Morgan and Hubert Walker for CoinWeek ….. 1943 Copper Pennies (officially, 1943 copper cents) have been found in cafeterias, gum ball machines, and circulating in change. One was even held privately by a Mint Chief Engraver. Another is said to have been spirited out by a Denver Mint employee. Regardless of how they […]

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Mike Byers Mint Error News – Unique Gold Buffalo Nickel

By Mike Byers for Mint Error News …… Unique Gold Buffalo Nickel 1913 Type 2 5¢ with Test Cut Struck on a $5 Gold Planchet (8.33 g) NGC AU 53   As amazing as it sounds, this is a 1913 Buffalo Nickel struck on a U.S. $5 Gold planchet. This unique discovery surfaced in 2019 […]

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Famous 1943 Bronze Cent Error Coin Offered by GreatCollections

Biding is now live on Greatcollections.com for a handsome example of the famous 1943 Copper Penny error, graded as AU 50 BN by PCGS and earning a blue CAC sticker. Interested collectors should note this is a rare opportunity to acquire such a numismatically important coin. Bidding ends Sunday, November 13, 2022, at 4:12:20 PM […]

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Mike Byers Mint Error News – 2018-P Roosevelt Dime Struck on a Steel Planchet

By Mike Byers for Mint Error News …… 2018-P Roosevelt Dime Struck on a Steel Planchet 98% Iron / 1.5 Grams PCGS MS 60 New Discovery   This is a fascinating new discovery. United States Roosevelt Dime off-metals are very rare. There are only a few known on copper or foreign aluminum planchets. This 2018 […]

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Mike Byers Mint Error News – Unique 1973-S Proof Ike Dollar Mated Pair

By Mike Byers for Mint Error News …… 1973-S Proof Ike Dollar Mated Pair Ike Dollar Struck on a 1¢ Planchet mated with an Ike Dollar Indented by a 1¢ Planchet PCGS PR67 & PR67RB   This unique discovery is the only known mated off-metal and indented pair on any United States Proof coin. This […]

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Mike Byers Mint Error News – Ike Dollar on Lincoln Cent Planchet

By Mike Byers for Mint Error News …… Ike Dollar Struck on 1¢ Planchet (3.14g) NGC PF 66 RED   This is an amazing Proof Ike Dollar struck on a cent planchet that is perfectly centered. The eye appeal is amazing since it shows the full portrait on the obverse, the eagle on the reverse, […]

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Mike Byers Mint Error News – 1973-S “Blue Ike” Eisenhower Dollar on Clad Planchet

By Mike Byers for Mint Error News …… 1973-S Eisenhower Dollar “Blue Ike” Struck on a Clad Planchet 22.3 grams (Should be on a 40% Silver Planchet) PCGS AU 58 One of Only Two Known   This is an amazing and extremely rare Eisenhower Dollar off-metal. Mint State Eisenhower Dollars struck in silver came in […]

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Unusual Standing Liberty Quarter Error in Stack’s Bowers August Auction

By Christopher Maisano – Numismatist, Stack’s Bower Galleries …… The August Global Showcase Auction from Stack’s Bowers Galleries will feature a Standing Liberty quarter error, a perfect combination of obscure and rare. This type of error is seldom seen at auction and having both pieces of the coin together makes it even more desirable. In […]

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Rare Bronze 1943 Lincoln Cent Comes to Heritage Auctions Long Beach/Summer FUN Event

July 14-17 to mark first auction appearance for AU50 rarity   An extremely rare 1943 Lincoln cent that was struck on a bronze planchet, which has been called the most famous and sought-after error coin of all time, will be offered at auction for the first time ever when it crosses the block in Heritage […]

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Unique Gold Buffalo Nickel Sells for $400,000

By Mike Byers …… A unique gold Buffalo Nickel has been sold by Mike Byers Inc for $400,000 USD to the JDG Trust, owner of several #1 ranked PCGS registry sets of Buffalo Nickels. Below are images and the original Mint Error News article on this unique item. As amazing as it sounds, this is […]

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July 5 Heritage Showcase Auction Features Mint Errors

Mint errors take center stage again in Heritage Auctions’ latest Error Coinage Showcase Auction. Bidding is open now, with the concluding Live Session scheduled for 5:00 PM CT (6:00 PM Eastern) on Tuesday, July 5. All bidding will take place through Coins.HA.com. A coin that has attracted a good deal of attention is lot 91387, […]

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1965 Silver Quarter Value: Error Coins and History

By Steven Cochran for Gainesville Coins …… The 1965 Washington quarter was the first US quarter not made of 90% pure silver. This transition from silver “hard money” to copper coinage resulted in the rare and valuable 1965 silver quarter. The 1960s Silver Crisis Economic expansion caused skyrocketing silver prices in the early 1960s, causing […]

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Mike Byers Mint Error News – 1942-S Lincoln on Curaçao Cent Planchet

By Mike Byers for Mint Error News …… 1942-S Wartime Lincoln Cent Struck on a Bronze Planchet NGC MS 62 Brown Unique Discovery Coin   This is a fascinating 1942-S Lincoln cent that was struck on a 2.5-gram bronze planchet with a composition of 95% copper, 4% zinc, and 1% tin. After examining this unique […]

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Mike Byers Mint Error News – Unique Gold Buffalo Nickel

By Mike Byers for Mint Error News …… Unique Gold Buffalo Nickel 1913 Type 2 5¢ with Test Cut Struck on a $5 Gold Planchet (8.33 g) NGC AU 53   As amazing as it sounds, this is a 1913 Buffalo Nickel struck on a U.S. $5 Gold planchet. This unique discovery surfaced in 2019 […]

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Mike Byers Mint Error News – Unique Gold Buffalo Nickel

By Mike Byers for Mint Error News ……   Unique Gold Buffalo Nickel 1913 Type 2 5¢ with Test Cut Struck on a $5 Gold Planchet (8.33 g) NGC AU 53   As amazing as it sounds, this is a 1913 Buffalo Nickel struck on a U.S. $5 Gold planchet. This unique discovery surfaced in […]

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GreatCollections Offering 1972-S Eisenhower Dollar Wrong Planchet Error

The firm GreatCollections is offering a major error, a 1972-S Proof Eisenhower dollar struck on a clad Kennedy half dollar planchet, in an auction closing on October 17. The error is certified PF67DCAM with a Gold Shield by Professional Coin Grading Service (PCGS) and at the time of writing has a bid above $2,800 USD. […]

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Error Coins Featured in Heritage Showcase Auction October 6

Mint errors — the numismatic byproducts of Murphy’s Law — take center stage again in Heritage Auction’s latest Error Coinage Showcase Auction. Bidding is open now, with the concluding Live Session scheduled for 5:00 PM CT on Wednesday, October 6. All bidding will take place through coins.HA.com. While coins struck on the wrong planchet are […]

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Error Coin Highlights From PCGS for August 2021

By Jay Turner for PCGS …… One of the highlights of being a grader is seeing some truly amazing coins. This is especially true with error coins, where each coin is potentially unique and can range from minor to significant. Here are a few selections of pieces recently submitted to PCGS that were particularly noteworthy. […]

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Rare Error Coins Emerges From Somalia Elephant Series

German coin dealership Emporium Hamburg has announced that an error coin has emerged from its own 2014 series of 1/50-ounce ‘Somalia Elephant’ bullion coins. This error coin can only be identified as such when placed on precision scales. The piece does not weigh 0.62 g, but 0.5 g, a difference that is not visible to […]

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One-of-a-Kind Error Coins of Don Bonser Collection, Small Size Notes in Heritage Auctions

When coins are manufactured, things don’t necessarily go as planned, and the results can be both very intriguing and highly collectible. The Don Bonser Collection of United States Error Coins, Part 3 is evidence of this, containing 248 examples of Murphy’s Law in action. This month-long auction from Heritage is open now for bidding at […]

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Mike Byers Mint Error News – NGC Certifies 1943 Lincoln Cent Struck on Curaçao 25 Centstukken Planchet

3.6 Grams (64% Silver/36% Copper) Ex: Fred Weinberg   By Mike Byers for Mint Error News …… This is a world-class 1943 Lincoln cent major mint error. It’s many times rarer than the 1943 copper cent. The United States Mint has produced coins for foreign governments at various times during its history. During World War […]

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Mike Byers Mint Error News – Amazing Unique Proof Ike Dollar Clover Leaf Offered in Central States Heritage Auction

“Clover Leaf” Eisenhower Dollar Struck on Dime Planchets NGC PR 68 Ultra Cameo   By Mike Byers for Mint Error News …… From the Heritage Auction listing for this one-of-a-kind Ike dollar: Undated Three-Piece “Clover Leaf” Eisenhower Dollar — Struck on Clad Dime Planchets — PR68 Ultra Cameo NGC. The word unique is used perhaps […]

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Error Coins Take Spotlight in Heritage Month-Long Auction

Mint errors — the numismatic byproducts of Murphy’s Law — take center stage in Heritage’s latest Month-Long Internet Auction. Bidding is open now, with the concluding Live Session scheduled for 6:00 PM CT on Tuesday, December 15. All bidding will take place through coins.HA.com. One of the most famous mint errors is the copper 1943 […]

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Heritage Offers Minting Miscues From the Don Bonser Collection, Part 1

When coins are manufactured, things don’t necessarily go as planned, and the results can be both very intriguing and highly collectible. The Don Bonser Collection of United States Error Coins, Part 1 is evidence of this, containing over 160 examples of Murphy’s Law in action. This month-long auction is open now for bidding at Coins.HA.com, […]

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Mike Byers Mint Error News – Rare Buffalo Nickel on 10 Centavos Planchet

1919 Buffalo Nickel Off-Metal Struck on Argentina 10 Centavos Planchet NGC MS 62 Extremely Rare – 3 Known   By Mike Byers for Mint Error News …… The United States Mint struck coins for Argentina in 1919 and 1920. This amazing fully lustrous Buffalo Nickel struck on an Argentina 10 Centavos planchet was just authenticated […]

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Mike Byers Mint Error News – Unique Multiple Error Clad Ike Dollar Struck on Quarter Planchet

Also Features a 70% Reverse Indent by a QUARTER Planchet   By Mike Byers for Mint Error News …… All Ike dollar off-metals are highly prized by serious collectors of major U.S. Mint Errors and collectors of Ike dollars. The only two that are occasionally available are the Ike dollar struck on a Philippine 1 […]

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Mike Byers Mint Error News – Unique 1974-S Aluminum Lincoln Cent Obverse Struck on Philippine 1 Sentimo Planchet

The Only 1974 Aluminum Cent That Can Be Privately Owned   The 1974 aluminum cent is world famous. Proposed in 1973 and struck in 1974, it was never released into circulation. The United States Mint distributed several to members of Congress, but they were recalled by Mint Director Mary Brooks and destroyed. One example struck […]

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Mike Byers Mint Error News – 1973-S Proof Clad Ike Dollar Double Struck on 50¢ Planchet

By Mike Byers for Mint Error News …… This is one of the most spectacular Proof Ike dollar mint errors of all time. Not only is it a spectacular double struck, but it is also struck on a clad half dollar planchet. There are two Proof Ike dollars known that were double struck on clad […]

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Mike Byers Mint Error News – Unique 1870 Standard Silver Dime on Copper Nickel Planchet

By Mike Byers for Mint Error News …… This is a unique and spectacular mint error, a proof pattern off-metal. It was struck on a copper nickel planchet instead of a silver planchet. It is composed of 76% Cu and 24% Ni, which is copper-nickel. It weighs .99 grams. PCGS has certified the coin as […]

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NGC-Certified Seated Liberty Half Dollar Mint Error Realizes Over $50,000

An incredible error coin certified by Numismatic Guaranty Corporation® (NGC®) realized $51,754 USD at an auction by GreatCollections. The coin was erroneously struck on a smaller planchet intended for a quarter and is believed to be unique for the Seated Liberty half dollar series. The coin, struck in the 1870s, was recently discovered in a […]

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Mormon Gold, Planchet Error SBA Among Highlights of Heritage Auctions’ World’s Fair of Money Coin Auction

By Lianna Spurrier for CoinWeek ….. In conjunction with the ANA World’s Fair of Money in Chicago, Heritage will be holding an auction from August 13-20 featuring a wide array of US coins, colonials, patterns, and world coins. It will be held at the Donald E. Stephens Convention Center, with viewing from August 11-17. Primarily […]

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Pez Heads and Starburst: Errors and “Errors” of George Washington Presidential Dollars

By Lianna Spurrier for CoinWeek ….. In 2007, eBay exploded with different varieties and errors of the new George Washington presidential dollar coins. The series was the first circulating coinage to feature edge lettering in 74 years, so it was bound to have some problems. Some of those errors are still well-known today, but others […]

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Live at the ANA with CoinWeek – Charles Morgan talks with Charmy Harker The “Penny Lady”

The “Penny Lady” show us a 25 planchet Lincoln Cent Error One of the joys of collecting is the people that you meet and interact with. That is also true of Coin Dealers. Charmy Harker is known as the “Penny Lady” for her love and knowledge of all things about Indian Head and Lincoln cents. […]

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