Tag: Max Spiegel

Counterfeit Coin Detection:  1892 US Gold Half Eagle

Counterfeit Coin Detection: 1892 US Gold Half Eagle

by Max Spiegel –  Numismatic Guaranty Corporation ……………… Many counterfeit US gold coins originated in the 1960s and 1970s in the Middle East. The 1892 Half Eagle is a relatively common issue with a mintage of 753,480 pieces. This date can easily be located in circulated grades through MS 62, the grade most frequently encountered […]

Counterfeit Detection: Spark-Erosion 1874 Three Cent Nickel Die Trial

Counterfeit Detection: Spark-Erosion 1874 Three Cent Nickel Die Trial

From the NGC Posted by Max Spiegel, NGC on 6/21/2013 Three Cent nickels were struck in 75% copper and 25% nickel with a silver-gray color, but the coin submitted to NGC appeared to be made entirely out of copper. Numismatic Conservation Services® (NCS®), a professional coin conservation company affiliated with NGC, recently received a coin […]

Counterfeit Protection: 1881-S Morgan Dollar

Counterfeit Protection: 1881-S Morgan Dollar

From the NGC by Max Spiegel, Numismatic Researcher on 5/15/2012 Raised areas and the incorrrect shape of the mintmark identify this 1881-S Morgan as a counterfeit. The 1881-S Morgan dollar is not a coin that you would expect to see faked. It is easily the most common date in the Morgan dollar series, and NGC has […]

Counterfeit Detection: 1911-D Quarter Eagle

Counterfeit Detection: 1911-D Quarter Eagle

by Max Spiegel, NGC Numismatic Researcher The 1911-D is the key Indian Head quarter eagle. Read about two unusual alterations and how NGC experts discovered  these two type of counterfeits. Chased Mintmark There are a number of methods used by counterfeiters to add a mintmark to a coin, but probably the crudest is called “chasing.” […]

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