Unique & Unusual

By The Federal Mint Swissmint ......   The Smallest Gold Coin in the World With determination, patience, and ingenuity, Albert Einstein established his enduring fame in 1905...

By Mike Byers for Mint Error News ......   This is a unique and spectacular mint error, a proof pattern off-metal. It was struck on a...

By Mike Byers for Mint Error News ......   This is the only known Canadian $100 platinum striking of any design or series. This is one...

By Mike Byers for Mint Error News ......   This is the only known obverse die cap struck in gold from any country. It was certified...

By Jeremy Bostwick - Senior Numismatist & Cataloger, Stack's Bowers ......   An English gold coin first minted under King Edward III in 1344, the noble...

By Mike Byers for Mint Error News ......   This is a unique historical and unbelievable set of all three Third Reich proof silver issues in...

By Mike Byers for Mint Error News ......   Major mint errors on U.S. gold coins are extremely rare. And of these, there are only a...

Colorized UFO Shaped Coin is Out of this World! By Bullion Shark LLC ......   PAMP Suisse, the renowned Swiss refiner, has just released its first-ever UFO-shaped...

By Mike Byers for Mint Error News ......   This proof Half Sovereign off-metal mule pattern encompasses a combination of history, rarity, and condition. This piece...

(1887) Great Britain Queen Victoria Lauer Pattern in Gold Uniface Obverse Die Trial Ex. Murdoch Collection (1904) - UNIQUE   By Mike Byers for Mint Error...

1845 Great Britain Crown Young Head Silver Die Trial Piedfort Pattern Uniface Obverse NGC MS 65 - UNIQUE, UNLISTED & UNRECORDED By Mike Byers for...

By Mike Byers for Mint Error News ......   This unique, historical and museum-quality set of gold Coronation Die Trial Strikes was just authenticated and certified...

Dahlonega Gold Counterfeit by Doug Winter - RareGoldcoins.com CoinWeek Content Partner ......   As you become a more passionate collector, “oddball” items become more appealing. I refer...

By Mike Byers for Mint Error News ......   This is the only known 1911 Great Britain 5 Pound Die Trial. It was struck on March...

By Mike Byers for Mint Error News ......   This is the only known full-size feeder finger for any U.S. denomination that has not been struck...

Numismatic Guaranty Corporation® (NGC®) has certified an incredible error coin: a Seated Liberty half dollar struck on a quarter planchet. This stunning error is...

Numismatic Guaranty Corporation® (NGC®) has certified a North Korea Coin Set of 10 coins that were presented to Dennis Rodman by the North Korean...

By James McCartney - Senior Numismatist, Stack's Bowers ......   Featured in lot 493 of our August 2019 ANA Auction is a desirable electrotype copy of...

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...

The Perth Mint is delighted to present The Jewelled Dragon, an exceptional collectable showcasing rare and spectacular treasures from two Western Australian icons –...

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...

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....

By Blanchard & Company ......   How do you run a successful business? You make sure that costs don’t exceed revenues. However, in a 2014 biennial report to...

Professional Coin Grading Service (PCGS) has authenticated the first known 1868/6 overdate Australian sovereign. The historic gold coin depicting a young Queen Victoria recently was...

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...

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,...

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

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

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...

Elite collector Eric P. Newman’s favorite coin, now bound for Heritage Auctions’ ANA Platinum Night Auction with all net proceeds donated to charity A one-of-a-kind...