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Numismatic Guaranty Corporation

When NGC was founded in 1987, it heralded the introduction of a new standard of integrity in coin grading. From the beginning NGC focused on only one objective, a standard of consistent and accurate grading.

About NGC

As NGC has grown to become the leader in third-party grading services, we have maintained a steadfast and uncompromising commitment to this standard. The knowledge, integrity and dedication of NGC’s team of numismatic professionals ensures you a level of grading consistency unparalleled among grading services. This record of consistency, built over the years, has helped to foster greater stability throughout the rare coin marketplace.

NGC Guides & Services

NGC 30th Anniversary Video

6/21/2017

The video highlights some of the company’s achievements, including its international expansion

Numismatic Guaranty Corporation® (NGC®) has released a video to celebrate its 30th anniversary.

Founded in 1987, NGC has been committed to accuracy, consistency and integrity. These principles have led NGC to become the world’s largest third-party coin grading service with more than 37 million coins certified.

The NGC 30th Anniversary Video highlights some of the company’s achievements, including its international expansion. NGC now grades coins full-time at its offices in the United States and China and operates Official Submission Centers in China, Germany, Hong Kong, Korea, Singapore and Japan.

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Numismatic Guaranty Corporation (NGC)

Jeff Garrett: What to Give a Numismatist for Christmas

A coin, book or membership can make a memorable gift By Jeff Garrett for Numismatic Guaranty Corporation (NGC) ......   If you’re like everyone else, you are...

Anna Escobedo Cabral, 42nd United States Treasurer, to Sign NGC Labels

Numismatic Guaranty Corporation® (NGC®) is excited to announce that Anna Escobedo Cabral, the 42nd Treasurer of the United States, will individually hand-sign certification labels...

Jeff Garrett: Rediscover Ancient Coinage

Make amazing historical connections by holding coins that were part of the cogs of commerce millennia ago By Jeff Garrett for Numismatic Guaranty Corporation (NGC)...

CAG Artifact Registry Launches with Neil Armstrong Family Items

Collectibles Authentication Guaranty® (CAG™) has launched the CAG Artifact Registry™, a searchable online gallery of CAG-certified collectibles. It can be viewed at CAGcertified.com/Registry. The first...

A Coin Collecting Christmas: Numismatic Holiday Ideas

Yes, budget-conscious Coindexters, there is a Santa Claus By Jim Bisognani for Numismatic Guaranty Corporation (NGC) ......   I truly hope that all of my fellow Coindexters...

World Paper Money – Hidden Messages in Propaganda Notes of Japanese-Occupied...

Chinese banknotes insulted the Japanese enemy and instilled hope in an occupied people By Paper Money Guaranty (PMG) ......   While many American historians cite the start...

NGC Certifies Gold Medal Struck for 1970 Brazilian Soccer Team

By Numismatic Guaranty Corporation (NGC) ......   Numismatic Guaranty Corporation® (NGC®) has certified a very rare gold medal struck by Mexico for the Brazilian soccer team...

Counterfeit Coin Detection – 1922 No D Lincoln Cent

Counterfeit 1922 No D Lincoln cent By Max Spiegel –  Numismatic Guaranty Corporation ...... The 1922 No D Lincoln cent has long been popular with...

NGC Ancients: The Decline of Roman Imperial Silver Coinage, Part I

From 27 BCE to 268 CE, the purity of Roman Imperial silver was in a steady decline. By Numismatic Guaranty Corporation (NGC) ......   Beginning in the...

NGC Coin Grading: What Are Full Bell Lines?

NGC’s designation gives collectors a more comprehensive assessment of Franklin Half Dollars By Numismatic Guaranty Corporation (NGC) ......   NGC uses a numeric grade to succinctly describe...

Collecting Classic US Coins – The Silver Dollars of Our Founding...

You might be surprised at how affordable some of the earliest US silver dollars are By Jeff Garrett for Numismatic Guaranty Corporation (NGC) ......   Silver Dollars...

Counterfeit Coin Detection – 1877 Indian Head Cent

By Numismatic Guaranty Corporation .....   A difference in facial expression is among the many clues this coin is fake. Although it had only the second-lowest mintage...

Newman XI Pushes Total for NGC-Certified Coins to $60 Million

Numismatic Guaranty Corporation® (NGC®), the third-party grading service that has certified all of Eric P. Newman’s coins, has announced that the total prices realized...

Paper Money Guaranty Now Attributing Pre-Star Replacement Notes

Paper Money Guaranty® (PMG®) will attribute "Pre-Star Replacement Notes" for Large Size National Bank Notes, Small Size National Bank Notes and Large Size Type...

NGC: Give Peace Dollars a Chance

A century ago, world events laid the groundwork for America's last circulating silver dollar series By Jim Bisognani for Numismatic Guaranty Corporation (NGC) ......   Wow, November...