Counterfeit Coin Detection – Key Date Counterfeit Carson City 1870 Quarter

Counterfeit Carson City 1870 Quarter   By Max Spiegel, Numismatic Researcher  - Numismatic Guaranty Corporation (NGC) ......   The 1870-CC is the key to the Seated Liberty quarter...

Cleaned Copper Coins May Be Challenging to Detect

Posted by David W. Lange, NGC Research Director This month Dave discusses the difficulty of detecting cleaned copper and bronze coins My recent column on the...

Counterfeit Coin Detection: US Gold 1911-D Quarter Eagle

Counterfeit 1911-D Quarter Eagle   By Max Spiegel - Numismatic Researcher, Numismatic Guaranty Corporation (NGC) ......   The 1911-D is the key Indian Head quarter eagle. Read...

Counterfeit Protection: 1881-S Morgan Dollar

By Max Spiegel – Numismatic Guaranty Company (NGC) ......   Raised areas and the incorrect shape of the mintmark identify this 1881-S Morgan as a counterfeit. The 1881-S...

NGC Ancients: Shekels and Half-Shekels of Tyre – A Brief Survey

By Josh Illingworth -- NGC Ancients .......   NGC Ancients examines the silver Shekels and Half-Shekels of Tyre, some of the most recognizable coins of the ancient...

USA Coin Album: Coin Ghosts of Christmas Past

By David W. Lange - Research Director, Numismatic Guaranty Company (NGC) ...... Because the holiday season is rapidly approaching, I’ll finally break precedent and do...

Coin Collecting Strategies: Cherry Picking

Nearly every series offers something for the cherry picking specialist   By Jeff Garrett for Numismatic Guaranty Corporation (NGC) ......   There are few things in coin collecting...

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

By Max Spiegel for NGC ......   Three Cent nickels were struck in 75% copper and 25% nickel with a silver-gray color, but the coin submitted...

Trophy Coins: A Combination of Rarity, Quality and a Great Back Story

Rarity will always be a factor in rare coins, but the combination of rarity, quality and a great story is what makes a wonderful...

Numismatic Guaranty Corporation Opens Coin Grading Office in Munich Germany

Numismatic Guaranty Corporation® (NGC®) has relocated its branch office in Germany to Munich. The new office located in Maximiliansplatz 12a offers a more efficient...

NGC and Former US Mint Chief Engraver Elizabeth Jones to Launch Signature Label Series

Numismatic Guaranty Corporation® (NGC®) will offer a limited-edition certification label signed by Elizabeth Jones, the 11th Chief Sculptor and Engraver of the United States...

NGC to Display No. 1 Set of Proof Seated Liberty Dimes

Numismatic Guaranty Corporation® (NGC®) will display the number one NGC Registry Set of Proof Seated Liberty Dimes at the 2014 FUN Show. Assembled by...

Trio of NGC-Certified Coins Break $1 Million Each at FUN

Three rare coins certified by Numismatic Guaranty Corporation® (NGC®) each broke US$1 million at last week’s Heritage Auctions’ FUN Show sale. The elusive 1787...

NGC, NCS and PMG Open Hong Kong Submission Center

The Certified Collectibles Group (CCG) has announced the opening of a submission office in Hong Kong. Located in the fashionable Harbour City area, the...

NGC Expands Star Designation to World Coins

Numismatic Guaranty Corporation® (NGC®) has announced that world coins will be eligible for its popular NGC Star Designation® ★ starting February 1, 2014. The NGC Star...

NGC Recognizes Top 100 Liberty Seated Dime Varieties

Numismatic Guaranty Corporation® (NGC®) has announced that it will now attribute Liberty Seated Dime varieties listed in the “Top 100 Liberty Seated Dime Varieties”...

NGC Grades Newman Colonials

Numismatic Guaranty Corporation® (NGC®) has certified more than 600 American Colonial and Pre-Federal coins, tokens and medals from the outstanding collection of Eric P....

NGC has Expanded CrossOver Service to include MS70, PF70 and SP70 Coins

Numismatic Guaranty Corporation (NGC), the world’s largest third-party coin grading and authentication service, has announced that it will now accept CrossOver submissions of coins...

NGC Grades Benchmark Collection of Australian Coins

Graded by NGC, the Benchmark Collection, stands as the most significant set of Australian pre-decimal coinage ever assembled. Numismatic Guaranty Corporation® (NGC®) has certified the...

Reselling Newman: eBay and the Eric P. Newman Coin Collection

By Charles Morgan and Hubert Walker for CoinWeek ....   It’s inevitable that much of the highly publicized Newman collection will find its way back into the...

Smithsonian & NGC Preserve National Numismatic Collection

Smithsonian Preserves National Numismatic Collection Through NGC Encapsulation of International Coins. The Smithsonian’s National Museum of American History today announced the completion of a second...

Numismatic Quick Hits: Liberty “V” Murder Mystery + John W. Adams + Special Labels...

By Charles Morgan and Hubert Walker for CoinWeek .....   How many times has the United States employed Roman numerals on its coinage? The silver three-cent piece debuted...

NGC Authenticates Newly Reported Gobrecht Brass Hub Reduction

Numismatic Guaranty Corporation® (NGC®) has authenticated a previously unreported brass hub reduction produced at the United States Mint from an eagle designed by famed...

NGC-certified Eric P. Newman Collection, Part IV Realizes $11 Million

Eric P. Newman Collection, Part IV beats pre-sale estimates; takes in $11 Million “The Eric P. Newman sales are without a doubt the most important...

NGC Hires PNG Intern, Applications Now Accepted For Future PNG Internships

Another of the first recruits who recently began year-long paid internships in the Professional Numismatists Guild's  "Promoting Numismatic Growth" project has been offered and...

NGC Ancients Headline Heritage Auctions’ Chicago ANA Sale

NGC Ancients take center stage at August's ANA Sale.... NGC-graded world and ancient coins highlight Heritage Auctions’ first-ever World and Ancient Coins Platinum Night Auction....

Kennedy Anniversary Commemorative News: NGC Labels Announced

The recently announced Kennedy Half Dollar 50th anniversary commemorative coins will receive a special large-size NGC label when submitted for encapsulation, according to the...

NGC-certified Lissner World Coin Collection to Be Sold at ANA

Classical Numismatic Group, Inc., of Lancaster, Pennsylvania and London, England, and St. James’s Auctions Ltd. (Knightsbridge Coins), of London, England, in association with M....

The Real Diehl: Let’s Get Real About the Issue of First Strike Coinage

The Real Diehl is a regularly-appearing column by former United States Mint Director Philip N. Diehl, exclusively for CoinWeek ……….. Are There Really “First Strikes”, “ Releases”, and...

NGC Grades Eric Newman Collection Part V

Heritage will offer Eric Newman Collection Part V this fall... Numismatic Guaranty Corporation® (NGC®) has graded the fifth installment of the extraordinary collection of 103-year...