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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

Learn More About NGC

Numismatic Guaranty Corporation® (NGC®) has released a video that highlights the benefits of NGC certification and other ways NGC has helped the numismatic hobby.

NGC is 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 45 million coins certified since it was founded in 1987

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Numismatic Guaranty Corporation (NGC)

Coin Dealers Helping Coin Dealers and Roundtable Trading Extend Collaboration With...

Numismatic Guaranty Corporation® (NGC®) and Paper Money Guaranty® (PMG®) are pleased to announce that they have been reappointed as the Official Grading Services of...

Jeff Garrett: Bidding at Auction, in Person and Online

The numismatic auction market is alive and well, with recent auctions proving its strength and resilience   Numismatic Auctions by Jeff Garrett for Numismatic Guaranty Corporation...

Gobrecht Silver Dollars – The Most Misunderstood Coin

1836 C. GOBRECHT name below base, stars in obverse field, plain edge. Die alignment: eagles flies level, coin turn and eagle flies level medal...

Counterfeit Coin Detection – 1896-S Barber Quarter

Counterfeit 1896-S Barber Quarter By Max Spiegel –  Numismatic Guaranty Corporation .....   The distinctive reed marks on Liberty’s neck help make this fake more recognizable. The Barber...

Jeff Garrett: The Long and Short of Coin Collecting in Times...

Exercise patience and think long-term to avoid losses — and even make gains   By Jeff Garrett for Numismatic Guaranty Corporation (NGC) ......   There is no denying...

NGC Counterfeit Detection: 1921 Peace Dollar

Among other problems, this fake is too thick to be a genuine example of this key date   By Numismatic Guaranty Corporation ......   In 1921, the United...

NGC, NCS and PMG Appoint CGB Official Grading Submission Center in...

Numismatic Guaranty Corporation® (NGC®), Numismatic Conservation Services™ (NCS®), and Paper Money Guaranty® (PMG®) have appointed CGB Numismatics Paris, a leading coin and banknote firm...

NGC Announces All-Star Lineup for 2020 Basketball Hall of Fame Commemorative...

On April 4, the wait is over for the highly anticipated United States Mint Basketball Hall of Fame Commemorative Coins. Numismatic Guaranty Corporation® (NGC®)...

PMG Certifies the ‘Holy Grail’ of Uncut Currency

Paper Money Guaranty® (PMG®) recently certified a group of seven of the greatest uncut sheets of US banknotes in existence. The seven sheets highlight...

NGC Announces Most Prizes Ever for 2020 NGC Registry Awards

In 2020, the NGC Registry will award more than $25,000 in prizes — a 25% increase over last year! Ensure your set is at...

Jeff Garrett: The Superstar $4 Stella, 1879-1880

These numismatic supernovas shine bright in the greatest collections   By Jeff Garrett for Numismatic Guaranty Corporation (NGC) ......   Very few United States coins inspire the awe...

The 1920 Wilson Dollar: A Counterfeited Rarity

An elusive medal represents a challenge for collectors of higher grades   By Numismatic Guaranty Corporation ......   The Wilson dollar was struck to commemorate the opening of...

NGC Signs Exclusive Signature Label Deal With Donna Weaver – Mint...

Numismatic Guaranty Corporation® (NGC®) is excited to announce that Donna Weaver, sculptor of the Return to Monticello Nickel obverse (used since 2016 to present)...

Jeff Garrett: The Smithsonian National Numismatic Collection

An exhibit at the National Museum of American History showcases many legendary rarities   By Jeff Garrett for Numismatic Guaranty Corporation (NGC) ......   Spring is fast approaching....

PMG Grades Mismatched Serial Number Error on US $20 Bill

A woman who made a purchase at the January 2020 Florida United Numismatists (FUN) Show in Orlando got an unexpected bonus in her change:...