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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)

Jim Bisognani: Summer FUN Still Far From Over

Heritage sale claims $5.8 million; I remember the day man walked on the moon   By Jim Bisognani - NGC Weekly Market Report ......   The Summer FUN is in the...

Neil Armstrong’s Apollo 11 Gold Medal, Certified by NGC and CAG,...

An extremely rare gold medal graded by Numismatic Guaranty Corporation® (NGC®) that traveled on the Apollo 11 mission to the moon realized $2,055,000 at...

NGC, NCS and PMG Named Official Grading and Conservation Services of...

Numismatic Guaranty Corporation® (NGC®) and Paper Money Guaranty® (PMG®) have been named the Official Grading Services of VCoins, a major online marketplace for ancient...

Jeff Garrett Insights: Focus on Rarity

Not everyone can afford unique coins in top condition, but supply and demand are important and Coin Rarity are important Coin Rarity By Jeff Garrett for...

NGC and PMG Partner With eBay on Expert Review Service

Uncertified coins and banknotes on one of the world’s largest and most vibrant marketplaces will have a link to purchase a preliminary review by...

Special NGC Label and Designations for US-Canada Pride of Two Nations...

The United States Mint has announced the Pride of Two Nations 2019 Limited Edition Two-Coin Set, which will go on sale July 3. It...

Jim Bisognani: The Tale of Two Washingtons

A bureaucratic struggle behind the scenes in 1931 decided how the first US president would be portrayed on coins for years to come   By Jim...

NGC Certifies Massive Gold Coins

Numismatic Guaranty Corporation® (NGC®) has certified an incredible group of colossal gold pieces: three 10-kilogram coins and a 5-kilogram "Show Panda". The NGC Mega...

Jeff Garrett: The Rising Gold Tide

As gold's price shows strength, will it spark a wider interest in coins? By Jeff Garrett for Numismatic Guaranty Corporation (NGC) ......   Then I began my career in...

NGC Ancients – Collecting Byzantine Coins on a Budget

Excellent examples of Byzantine coins are easily affordable   By Numismatic Guaranty Corporation (NGC) ......   As we discovered in the previous two columns, the fields of ancient...

Counterfeit Coin Detection – Altered Date 1856 Flying Eagle Cent

Genuine 1856 Flying Eagle Cent The Flying Eagle Cent By Max Spiegel – Numismatic Guaranty Corporation ......   The 1856 Flying Eagle cent is an important and...

Special NGC Label and Designation for Apollo 11 Anniversary Week

Numismatic Guaranty Corporation® (NGC®) is offering a special label and designation that is available exclusively for 2019 Apollo 11-themed coins received during the anniversary...

Jeff Garrett: With the 2019-W Quarter, the Hobby Catches a Break

With the 2019-W quarter program, the Mint shows leadership in boosting numismatics, but more publicity is needed   New W-Mint Quarter with Jeff Garrett for Numismatic Guaranty...

Counterfeit Coin Detection – 1900-S $5 Half Eagle

This Middle Eastern counterfeit coin lacks the details of a genuine 1900-S Half Eagle. Counterfeit Coin Detection By  Numismatic Guaranty Corporation ......   When we think of...

Coin Collectors Ten Must-Have Apps

Tech Apps for Coin Collectors Tips for coin collectors by Justin Fraughton - Provident Metals ...... For new coin collectors or if you’ve been a devotee...