World Records – The Most Expensive Roman Gold Coin Ever Sold...

As one of the largest surviving Roman gold medallions, this piece is one of only two known. circa 308 CE Eight-Aureus Gold Medallion On April 5,...

PCGS Certifies Two Rare and Unusual Washington Quarter Errors

Professional Coin Grading Service (PCGS) recently certified two extremely rare and unusual Washington Quarter errors. The first is the third-known example of a two-tailed quarter...

Major Mint Error – The Sacagawea Dollar / Washington Quarter Mule

 CoinWeek IQ: Major Mint Error - The Sacagawea Dollar / Washington Quarter Mule On March 22, 2018, Stack's Bowers will offer the 17th known example...

Million Dollar Coin Watch: Walton 1913 Liberty Nickel on eBay

By CoinWeek News Staff ....   You just don't see this every day. The Walton specimen 1913 Liberty nickel is available for sale on the internet auction...

Double-Tailed Quarter Dollar Error Coin – Most Expensive Washington Quarter Error...

 Nationally-known error coin dealer Fred Weinberg always brings amazing error coins with him when he travels the national coin show circuit. At the January 2018...

Unique Ronald Reagan Presidential $1 Mint Error Discovery Coin Available at...

Only known piece with missing edge lettering By CoinWeek ....   As many collectors know, after the first few Presidential $1 coins were issued in 2007, some...

Eroticism on Ancient Coins (Adults Only)

CoinWeek Ancient Coin Series by Mike Markowitz.... Through a long chain of pious frauds and medieval myth-making, the February 14 feast day of St. Valentine,...

Metal Monsters: The Biggest Ancient Coins

CoinWeek Ancient Coin Series By Mike Markowitz.... In 2007, Canada captured a world record by producing five examples of a 100 kilogram gold piece (220.5...

Heritage Auctions – Seldom Seen Selections: 1922 High Relief Peace Dollar...

Judd-2018 is a recently discovered trial striking of the 1922 High Relief Peace dollar, struck in business-strike format and first reported by David W....

NGC Certified Pattern Struck on Gilded and Cutdown Seated Liberty Dime

This recent discovery was previously unknown to the numismatic community Authenticated and certified by NGC (and approved by CAC), this 1852 gold dollar pattern (Judd...

The Fitzcarraldo of Kweichow, Warloard Zhou Xicheng and the 1928 Chinese “Auto...

By Ron Drzewucki - Modern Coin Wholesale ....   It’s said that every coin tells a story. Boy, do I have one straight out of Mysteries...

Stack’s Bowers: 1982-83 Bronze Lincoln Cent Errors Featured in August 2017...

By James McCartney, Numismatist & Cataloger - Stack's Bowers ......   The Denver Mint struck over 12 billion Lincoln cents in 1982 and 1983 combined, ensuring...

Comets and Meteorites on Ancient Coins

By Mike Markowitz for Coinweek ....   Ancient Coin Series THE NIGHT SKY WAS ESPECIALLY IMPORTANT to ancient people. This can be hard for us to understand,...

2012 Australian One Ton Gold Kangaroo Named Largest, Most Valuable Coin...

By Louis Golino for CoinWeek .....   The Guinness Book of World Records has confirmed that the largest coin in the world is the unique 2012...

Unusual Items: US Mint ‘Gold Disks’ Made for Oil Payments to...

One of the things we find most exciting about reporting on the numismatic marketplace is coming across those things we either didn’t know beforehand,...

4K Video of the Rare 1974-D Aluminum Cent – CoinWeek Exclusive

At the 2016 American Numismatic Association's (ANA) World's Fair of Money, the United States Mint gave attendees a chance to view the recently discovered...

Heritage Auctions – Seldom Seen Selections: Unique “The Wheele Goes Round”...

Our upcoming August 13-20 ANA Signature Auction will feature a unique colonial coin: a Higley Copper with a wheel device and the legend THE...

NGC Certifies Newman’s Unique 1792 Washington President Gold Eagle

Numismatic Guaranty Corporation® (NGC®) has certified the late Eric P. Newman’s most cherished coin: the unique 1792 Washington President gold eagle that researchers believe...

Morgan Dollar Grading Set, 1836 Classic Head Quarter Eagle Proof Highlight...

April 26 Platinum Night features newly discovered 1856-O $20 Liberty Double Eagle A rare proof specimen of the 1836 Classic Head Quarter Eagle and an...

The Coin Analyst: Extremely Rare 1870-S $3 Gold Coin To Be...

By Louis Golino for CoinWeek .....   Update: It appears that this item has been removed from the auction The 1870-S $3.00 gold coin is one of...

Hoarding Gold or Silver

By Allen Rowe  -  Northern Nevada Coin ………. Hoarding gold is part of life for more than many think. Recently in our local news was...

Newly Discovered, Unique Dual-Plugged 1795 Silver Dollar Offered by Heritage Auctions

Authenticated by NGC, this discovery coin will be featured in the Heritage Platinum Night Auction at the ANA Anaheim World’s Fair of Money, August...

German 5 Euro Planet Earth Coin Debuts in Time for Earth...

By Joshua McMorrow-Hernandez for Coinweek .......   The German Mint has released the innovative five-euro "Planet Earth" coin just in time for Earth Day on April...

Rare US Coins – Glass Cent Pattern Discovered

By Everett Millman - Gainesville Coins .......   Amid the nationwide mobilization effort for the Second World War, the United States Mint was forced to explore...

Offbeat Numismatics: The Leper Colony Coins of Colombia

By Crystal Gomez - Content Writer, Gainesville Coins ......   Between 1900 and 1930, Colombia made special coins for leprosy colonies. In this epoch, leprosy cases...

Bonhams Offers Nobel Prize Medal at Pasadena Sale

Nobel medal, struck in 18 carat gold and plated in 24 carat gold, approx. 175g, 66 mm in diameter Bonhams announces the sale of the...

The Unique 1755-S Santa Fe 4 Escudos from the Eldorado Collection

1755-S Santa Fe 4 Escudos Discovery Coin, Ex. Eliasberg   Crossing the block next week as lot 11306 at our official auction of the New York...

Coin Profile – Austria 2004 Vienna Philharmonic 100,000 Euro Gold Coin

Description: In 2004, the Austrian Mint celebrated the 15th year of its successful Vienna Philharmonic gold bullion coin program by producing 15 1,000-ounce versions of...

Nixon Presentation Ike Dollar Discovered

Exclusive News: By Charles Morgan and Hubert Walker for CoinWeek ………. DISCOVERY PIECE After going unnoticed for more than forty years, a rare early Eisenhower dollar...

Unique and Unusual Coins – French Colonial Regulated Gold with Countermarks

  Martinique - French Colonial Regulated Gold & Countermarked 20 Livres ND (c. 1805) AU53 PCGS The money supply in the fledgling United States consisted of...