Stack’s Bowers Offers Bill Fivaz’s World’s Worst Type Coin Set

In an endeavor that spanned more than 25 years, noted numismatist and researcher Bill Fivaz put considerable efforts into obtaining and downgrading coins for...

Coin Profiles – Unique and Unusual Numismatic Items – Electrotype 1804...

Reposted Article by Mark Ferguson for CoinWeek .....   A new type of the 1804 Dollar, which is often referred to as "The King of American...

PCGS Grades 1st New 1795 Flowing Hair Half Dollar Variety Discovered...

New 1795 Flowing Hair Half Dollar Graded by PCGS as an F15 and Designated a “Discovery Coin”   It still pays to scrutinize all coins for...

Bimetallic US Braille Pattern Dollar Offered by Stack’s Bowers in November...

Stack’s Bowers Galleries presents a rare bimetallic pattern dollar featuring Braille text in their November 2020 Showcase Auction. Struck by the German company Schuler for...

Mike Byers Mint Error News – New Martha Washington Die Design...

New Martha Washington Die Design (2011-2013) U.S. Quarter Test Strike Judd #2225 - Mint Cancelled NGC Brilliant Uncirculated Unique in Private Hands   By Mike Byers for Mint Error...

Mike Byers Mint Error News – Unique 1972-S Proof Ike Dollar...

Ike Dollar Struck on a 1¢ Planchet mated with an Ike Dollar Struck on a 10¢ Planchet NGC Proof 67 AMAZING UNIQUE DISCOVERY   By Mike Byers for...

Mint Error News – Unique 1973-S Kennedy Half Dollar Overstruck on...

Only Known Proof U.S. Kennedy Half Dollar Struck on Any U.S. Coin Double Denomination NGC PF 67 Cameo UNIQUE DISCOVERY COIN   By Mike Byers for Mint Error News...

Mike Byers Mint Error News – Unique 1970-S Proof Washington Quarter...

King George V (1911-1936) Mint Error NGC PF 64 UNIQUE DISCOVERY COIN   By Mike Byers for Mint Error News ......   This unique 1970-S Proof Quarter mint error from...

Mike Byers Mint Error News – Unique Proof Gilt Reverse Pattern...

Gilt Uniface Reverse Die Trial NGC Proof 65 Ultra Cameo UNIQUE & UNRECORDED   By Mike Byers for Mint Error News ......   This is a unique and unrecorded Proof...

Mike Byers Mint Error News – Proof Bicentennial Quarter 2x Struck...

Proof 1776-1976 S Bicentennial Quarter Double Struck on Struck Roosevelt Dime DOUBLE DENOMINATION PCGS PR 67 CAMEO Unique Discovery Coin   By Mike Byers for Mint Error News ......   This is...

Mike Byers Mint Error News – Unique 1977 Lincoln Cent on...

This Unique 1977 Aluminum Cent is either an intentionally made Mint Error on a leftover aluminum planchet from 1974-1975 or a pattern struck in...

The Great du Pont Coin Robbery… and Recovery

By Mike Garofalo for PCGS ......   Thursday, October 5, 1967, was a really terrific day for this author. I was 14 years old, a freshman...

Mike Byers Mint Error News – Unique German 5 Mark Die...

1932G Germany 5 Mark Reverse Trial Strike in Silver Johann Goethe NGC PF 62 UNIQUE & UNLISTED   By Mike Byers for Mint Error News ......   This is a unique and...

One of a Kind: Some Unique Ancient Coins

CoinWeek Ancient Coin Series by Mike Markowitz for CoinWeek .....   “This is a very rare coin; only two examples known! Unfortunately, the only guy in...

Mike Byers Mint Error News – Unique 1863 California Fractional Gold...

1863 Round Liberty Gold 25¢ California Fractional Gold BG-820 Overstruck on 1860/50 BG-819 NGC MS 61 UNIQUE DISCOVERY COIN   By Mike Byers for Mint Error News ......   This is a...

Mike Byers Mint Error News – Unique Multiple Error Clad Ike...

Also Features a 70% Reverse Indent by a QUARTER Planchet   By Mike Byers for Mint Error News ......   All Ike dollar off-metals are highly prized by...

Mike Byers Mint Error News – Unique Obverse & Reverse Die...

Struck in Gilt Copper - Uniface - UNIQUE & UNLISTED NEW DISCOVERY   By Mike Byers for Mint Error News ......   This is a unique and spectacular...

Mike Byers Mint Error News – Unique Great Britain Guinea/Sovereign Pattern...

Recently Surfaced After 200 Years   By Mike Byers for Mint Error News ...... W&R-182 Copper NGC MS62BN Although this unique pattern Guinea/Sovereign is listed in the...

NGC Certifies 1st Olympic Basketball Gold Medal Ever Awarded

Numismatic Guaranty Corporation® (NGC®) has certified the first Olympic gold medal for basketball ever awarded. This ultimate symbol of the sport's rise to a...

Mike Byers Mint Error News – Unique Proof 1776-1976 S Bicentennial...

Double Denomination & Dual Date   By Mike Byers for Mint Error News ......   This is the only known Proof Bicentennial quarter struck over a Roosevelt dime....

Mike Byers Mint Error News – Unique Dual Mint Mark Proof...

Unique Dual Mint Mark Discovery   By Mike Byers for Mint Error News ......   Upon closer examination of the understrike on the reverse of the quarter, Jon...

NGC Certifies Unique 1952 Great Britain Penny

In Great Britain, the year 1952 saw a change of monarch, the first home-use microwave oven and the Great Smog of London, but nothing...

Unique 1800 S-209 Obverse Brockage Cent Featured in Stack’s Bowers Baltimore...

By James McCartney – Senior Numismatist, Stack’s Bowers ......   We are thrilled to present a rare mint error large cent among the many early American...

Mike Byers Mint Error News – Unique & Unlisted 1869 Standard...

By Mike Byers for Mint Error News ......   Patterns in the Standard Silver series, inscribed on each coin STANDARD SILVER, were produced in the dime,...

Mike Byers Mint Error News – Unique 1842 Argentina 8 Escudos...

By Mike Byers for Mint Error News ......   This is an incredible and unique 1842 Argentina 8 Escudos struck in silver. It is an obverse...

Swiss Mint Issues World’s Smallest Gold Coin Showing Albert Einstein

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...

Mike Byers Mint Error News – Unique 1870 Standard Silver Dime...

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...

Mike Byers Mint Error News – Unique 1985 Canada National Parks...

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

Mike Byers Mint Error News – Unique 1824 Great Britain Half...

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

A Double Rose Nobel from Gelderland—Unpublished and Unique, Forgotten and Now...

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