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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)

PMG Recertifies World-Famous D. Brent Pogue Collection of Banknotes

Paper Money Guaranty® (PMG®) was chosen to recertify the more than 200 banknotes in the world-famous D. Brent Pogue collection. All of Pogue’s notes...

Jeff Garrett: See You at the ANA Summer Seminar

There is no better numismatic education for new collectors, prospective dealers and professionals seeking to sharpen their skills   By Jeff Garrett for Numismatic Guaranty Corporation...

CoinWeek Streaming News: 2020 America the Beautiful Quarter PROOF SET Released…

  The 2020 United States Mint release calendar continues at a busy pace this January with the release of the 2020 America the Beautiful Quarter...

NGC Announces Winners of 2019 Registry Set Awards

The NGC Registry continues to grow and now includes more than 15,000 participants, 135,000 sets and 1.1 million coins. NGC Registry participants, we thank...

Jim Bisognani: Ninth Annual Market Review – Part 2

In the second installment of the 2019 Numismatic Market Review, numismatists share insight on collecting in the new decade — on a budget, with...

NGC, NCS and PMG Attending Torex Coin Show in Toronto, Canada

Representatives from NGC, NCS, and PMG will answer questions about the companies’ services, benefits and procedures at TOREX   Numismatic Guaranty Corporation , Numismatic Conservation Services...

Jeff Garrett: The Challenges of Circulated Coinage

Take the scenic route when collecting circulated coins   By Jeff Garrett for Numismatic Guaranty Corporation (NGC) ......   The most common advice any experienced numismatist will dispense...

Newly Identified Contemporary Counterfeit 1894-O Morgan Dollar

NGC’s discovery is the first reported counterfeit Morgan Dollar of this date Counterfeit Morgan Dollar Posted by Ben Wengel, NGC Grader and Attributor Recently, an 1894-O...

Jim Bisognani: Ninth Annual Numismatic Market Review

Numismatic Market Review notables share their observations, predictions and recommendations to usher the hobby into the new year   Numismatic Market Review by Jim Bisognani –...

NGC Ancients – Silver Coinage of the Greek Kings of Ptolemaic...

Silver coins of ancient Greek kings of Ptolemaic Egypt remain popular   By Numismatic Guaranty Corporation (NGC) ......   Coinage of the Greek kings of Ptolemaic Egypt has long fascinated...

Announcing the Winning Design for NGC’s Sacagawea Dollar 20th Anniversary Label

More than 1,200 votes were cast to choose the best of four options. To learn how to get the new Sacagawea Dollar NGC label...

Jeff Garrett – A Christmas Miracle and Lessons Learned

A lost coin is found and lessons are learned in a numismatic holiday caper   By Jeff Garrett for Numismatic Guaranty Corporation (NGC) ......   Last week, I...

NGC-Certified 400-Year-Old India Gold Coin Realizes $383,000

A 400-year-old Mughal Empire India gold coin certified by Numismatic Guaranty Corporation® (NGC®) realized $504,000 CAN (about $383,000 USD) on December 11, 2019. The...

PMG-Certified 1975 2 Yuan Proof Leads Sale of Professor Hsu Collection

Paper Money Guaranty® (PMG®) has certified the collection of Yih-Tzong Hsu, a Taiwanese professor who is a leading collector and researcher of Chinese banknotes....

NGC to Showcase Stunning Toned GSA Hoard Morgan Dollars at FUN...

Numismatic Guaranty Corporation® (NGC®) will display selections from Toneddollars' high-ranking NGC Registry sets of GSA Hoard Morgan dollars at the 2020 Florida United Numismatists...