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Founded in 1987, Numismatic Guaranty Company (NGC) is the world's leader in third-party authentication and coin grading services.

US, Europe, China
Joined February 2010
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Coin of the Day: Happy Halloween! Here’s a Niue 2014 Silver $2 that’s perfect for the occasion. (For an extra spooky effect, the face of the jack-o’-lantern on this coin glows in the dark.)
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Coin of the Day: On this day in 1863, George I arrived in Athens to begin his rule as king of Greece. This 1884A 20 Drachmai from the Newman Collection shows the king. You can explore the unparalleled Newman Collection with an image gallery at NGCcoin.com/gallery/newman
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Even gold coins can look pretty tired after being used in commerce or being stored improperly. NGC Conservation has the answer for residue build-up. Learn more and see other examples: NGCcoin.com/news/article/156…
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Coin of the Day: For #ThrowbackThursday, we go back to the year A.D. 312, when Emperor Constantine entered Rome on this day after defeating Maxentius. This gold solidus shows Constantine on the obverse. You can find it in a Heritage sale in November: tinyurl.com/24rr5une
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As the US Mint winds down 2026 with some strong coin offerings, NGC continues to commemorate the 250th anniversary of the Declaration of Independence with a label showing the America250 logo of the U.S. Semiquincentennial Commission. Learn more: NGCcoin.com/news/article/147…
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Coin of the Day: On this day in 1420, Beijing was officially designated the capital of the Ming Dynasty with the construction of the Forbidden City. The Qianqing Palace (Palace of Heavenly Purity), which is shown on this China 10 Yuan, was completed that year. #WorldWednesday
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Bidding starts around $4,700 for this Indonesia 1970 Gold 10,000 Rupiah - Wayang Dancer, one of fewer than 100 in the NGC Census. You can find it in a Nusantara auction ending soon: tinyurl.com/3atvykf7
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Coin of the Day: For #TonerTuesday, check out the impressive toning on this 1957 Lincoln Cent. If this looks like something that would improve your collection, you have a few days left to bid on it in a Heritage Auctions sale: tinyurl.com/5n7zxv7y
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As part of its acquisition of the Krause and Pick catalogs this year, NGC is now managing the popular Coin of the Year awards. This international competition recognizes craftsmanship, innovation, and artistic merit in coin design. Learn more: NGCcoin.com/news/article/156…
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In today's technological world, coin collectors have plenty of resources to help ensure long-term success in the hobby. Check out Market Insights & More from Jeff Garrett: NGCcoin.com/news/article/156… (And if you have a question about the hobby, email it to [email protected].)
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Coin of the Day: Check out this Proof error coin for #MistakeMonday. This 1776-1976 Eisenhower Dollar has a Double Struck Error, with the second strike off-center. You can find it in a Heritage Auctions sale in early 2027: tinyurl.com/4wvyedzy
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Coin of the Day: On this day in 1047, Magnus the Good, king of Denmark and Norway, died. This penny, which was issued during his reign, is in a Stack’s Bowers Galleries auction of the L. E. Bruun Collection and is expected to sell for about $1,500: auctions.stacksbowers.com/lo…
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Coin of the Day: On this day 100 years ago, escape artist Harry Houdini gave his last public performance. (He died a week later in a hospital, possibly from appendicitis.) This Cameroon 2024 Silver 1,000 Francs shows his famous Water Torture Cell magic trick.
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Roman emperors really knew how to live... and die. In the latest NGC Ancients column, we look at coins with morbid themes, including the elaborate funeral pyres depicted of some of them. Check it out: NGCcoin.com/news/article/156…
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Coin of the Day: On this day in 1868, Japan’s Meiji era began. Among its many reforms was a new currency, and the first Proof coins for it are dated 1870. They include this 20 Yen that sold for $470,000 at auction in 2017.
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The NGC Registry just introduced a new set — Whitman United States Type — and it already has dozens of competitors! It runs the gamut from 19th century copper coins to modern Silver Eagles. Check out a nearly complete set here: NGCcoin.com/news/article/156…
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Coin of the Day: On this day in 1383, the reign of Portuguese King Fernando I ended with his death. This medieval coin, called a grave, was issued during his rule. #ThrowbackThursday
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Coin of the Day: On this day in 1805, the British Royal Navy prevailed at the Battle of Trafalgar. This 1967 Proof Silver Medal shows Lord Nelson, who was killed as he commanded the British forces. You can find this medal in a Heritage sale ending soon: tinyurl.com/4dkk86r6
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NGC is hiring US, World, and Ancient coin graders! Positions are available both in Sarasota and Las Vegas. Check out our career opportunities here: collectiblesgroup.com/career…
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Coin of the Day: For #TonerTuesday, check out the impressive toning on this Colombia 1836/5 8 Escudos. If you are interested in adding it to your collection, you can bid on it in a Stack’s Bowers Galleries auction ending soon: auctions.stacksbowers.com/lo…
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