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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)

CCG Appoints Heritage Auctions UK an Official Submission Center

The world’s largest collectibles auctioneer will connect clients with the CCG companies’ services in London The Certified Collectibles Group® (CCG®) has appointed Heritage Auctions UK...

Tips for Coin Collectors – Do Mintage Figures Matter?

Yes, the numbers are important, but they don't tell the whole story By Jeff Garrett for Numismatic Guaranty Corporation (NGC) ......   The United States Mint strikes...

NGC Certifies Hercules Collection of Modern Chinese Coins

Numismatic Guaranty Corporation® (NGC®) has certified the Hercules Collection, one of the finest and most complete sets of modern Chinese coins ever assembled. The...

NGC Ancients: Roman Coinage of Emperor Nero

The coinage of Nero spans his reigns as Caesar and emperor Nero is among the best-known of all Roman emperors – but not for good...

Counterfeit Gold Coin Detection – 1862-S Liberty Head Quarter Eagle

The lack of details in Liberty's hair is one key that this is a Counterfeit Gold Coin By Max Spiegel - Numismatic Researcher, NGC ......   Nineteenth-century...

NGC Certifies Finest Known 1820 North West Company Token

 This rare unholed example issued by the fur trading business will go to auction in 2018 Numismatic Guaranty Corporation (NGC) recently certified the finest-known 1820...

Tips for Collectors: Looking for Value? Coins for Thought

Opportunities for price-conscious buyers, as 'Hallogivingmas' approaches By Jim Bisognani - NGC Contributor ........   Early October, leaves falling, MLB playoffs in full gear, and retailers having...

Confederate Half Dollar and More: NGC Certifies Eric P. Newman Collection,...

Numismatic Guaranty Corporation® (NGC®) has certified an additional 427 coins, tokens and medals from the Eric P. Newman Collection. These selections comprise the ninth...

Chinese Coins: The First Show Panda

Chinese coins- The first Show Panda created quite the “Pandamania” in the late 1980s By Peter Anthony  - Numismatic Guaranty Corporation .......   As hundreds of collectors,...

NGC Discovers Prooflike Surface Palladium Eagle Coins

Numismatic Guaranty Corporation® (NGC®) has discovered that some of the US Mint’s new Palladium American Eagle coins have Prooflike surfaces. Coins submitted to NGC...

Shanghai Mint Strikes Gold, Silver Medals for NGC 30th Anniversary

The medals celebrate NGC's expertise, global reach and commitment to impartiality The Shanghai Mint, one of the official mints of the People’s Republic of China,...

Tips for Coin Collectors – The Appreciation of Toned Coins

There is a wide variety of toning, and judging its value on a coin is tricky By Jeff Garrett for Numismatic Guaranty Corporation (NGC) ......   My...

Counterfeit Coin Detection – The 1972 Doubled Die Lincoln Cent

GENUINE 1972 Double Die Lincoln Cent - courtesy of Heritage Auctions. By Max Spiegel - Numismatic Researcher, NGC ......   Numismatic Guaranty Corporation (NGC) recently received a...

NGC to Retire Select Labels at the End of the Year

Certain NGC labels are available for only a short time longer Numismatic Guaranty Corporation (NGC) will retire several of its special NGC labels at the...

Coin Collecting: Which Coin Is Right for You?

By Jim Bisognani - NGC Contributor ........   Somehow the last quarter of 2017 is here already. I shouldn’t be surprised, as I have a multitude...