1958 Doubled Die Remains One of the Most Elusive Lincoln Cent Varieties

By Joshua McMorrow-Hernandez for PCGS ......   The Lincoln cent is one of the most popular United States series, and over its century-plus run that began...
It’s "Doubled" Die! - Error Coins and Coin Varieties

It’s “Doubled” Die! – Error Coins and Coin Varieties

By Joshua McMorrow-Hernandez for PCGS ......   One of the most nagging malapropisms in numismatics has to do with what is easily the most popular and...

The 1960 Small Date Cent: The Coin That Kicked off a Collecting Frenzy

By David W. Lange for CoinWeek .....   There are a handful of events that have brought the hobby of collecting coins front and center in...
Mule Mint Errors: The Rarest of the Rare

Mule Mint Errors: The Rarest of the Rare

By Jon Sullivan for PCGS ......   When we hear the word “mule” we usually think of the animal that is the offspring of a horse...
The 1972-D No FG Kennedy Half Dollar

The 1972-D No FG Kennedy Half Dollar

By Joshua McMorrow-Hernandez for PCGS ......   The 1972-D No FG Kennedy Half Dollar is one of the most important varieties for the series from the...
The 1894 Doubled Die Indian Cent

The 1894 Doubled Date Indian Cent

By Joshua McMorrow-Hernandez for PCGS ......   One of the most enduring Indian Cent varieties is the 1894/1894 Doubled Date, a piece that excites not only...
A Brief Explanation of Off-Metal Error Coins

A Brief Explanation of Off-Metal Error Coins

By Jon Sullivan for PCGS ......   Although there are many valuable mint errors, among the loftiest of these are classified as “off-metal”. The most valuable...

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...

The 1900-O Over CC Morgan Dollar: The “Last” Carson City Silver Dollar

By Joshua McMorrow-Hernandez for PCGS ......   Carson City Morgan Dollars bearing the famous “CC” mintmark are at the top of many coin collectors’ want lists....
Jeff Garrett: A Guide to Collecting Morgan Silver Dollars

Jeff Garrett: A Guide to Collecting Morgan Silver Dollars

The popular and abundant silver dollar makes a great addition to any collection   By Jeff Garrett for Numismatic Guaranty Corporation (NGC) ......   This year marks the...

Paper Money – What Are The World’s 15 Highest Denominations Ranked by GDP

Paper Money Denominations Updated by Coinweek Staff July 24, 2018 .....   Ever wonder what the highest-denomination paper money banknotes are in the world’s top-producing nations based...

Buyer of Ultra-Rare 1894-S Barber Dime Crosses It to PCGS

The 1894-S dime, recently sold for $1,440,000, is now in a Professional Coin Grading Service holder, graded PCGS PR65+   The anonymous winning bidder for one...

The Semi-Key 1921 Mercury Dimes

By Joshua McMorrow-Hernandez for PCGS ......   Mercury Dime enthusiasts regard the famous 1916-D as the grail of the series, a key date coin on par...
One of Three Known Eisenhower Dollar Prototypes in 1st Auction Appearance at FUN

One of Three Known Eisenhower Dollar Prototypes in 1st Auction Appearance at FUN

Heritage Auctions is proud to present a 1971-S $1 Eisenhower Dollar Prototype, Specimen 67 PCGS, as a part of our Platinum Night offerings in...

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...

Is It Ever OK to Clean Coins?

By Peter Mosiondz, Jr. for CoinWeek .....   Some types of coin cleaning might very well improve a coin’s appearance, while most other methods may actually...

What Were They Worth? The Purchasing Power of Ancient Coins

CoinWeek Ancient Coins Series by Mike Markowitz .....   Throughout the history of ancient coins  two contradictory concepts have competed with each other. According to one...
Jeff Garrett: Guarantees in the Rare Coin Market

Jeff Garrett: Guarantees in the Rare Coin Market

The 35-year success of authentication and grading has given numismatics peace of mind   By Jeff Garrett for Numismatic Guaranty Corporation (NGC) ......   Rare coin certification is...

1969-S DDO Penny Sold to Honest Coin Dealer for 5 Cents Expected to Realize...

Over the past 50 years, an individual from San Francisco accumulated thousands of Lincoln cents from change, friends, and by searching rolls. He never...

Treasure Coins: Ancient Gold Coins Recovered From Shipwrecks

By Tyler Rossi for CoinWeek .....   The Dokos Shipwreck, the oldest in the world, was discovered by the father of underwater archaeology, Peter Throckmorton, after...

Traveling to Coin Shows – Minimize Risk of TSA Confiscating Bullion, Rare Coins or...

Traveling with Coins, Cash and Precious Metals - Beware the TSA Commentary on Traveling with Coins, Cash and Precious Metals Prepared for CoinWeek.com By Patrick A....
A Cache of 1826 Large Cents Hidden in the 1800s - Q. David Bowers, Stack's Bowers Galleries

An Odd Cache of 1826 Large Cents Hidden in the 1800s

By Q. David Bowers - Co-Founder, Stack's Bowers .....   The late Oscar G. Schilke lived on the shore of Dodge Pond in Niantic, Connecticut, in...

Jeff Garrett: Collecting Error Coins

How to get comfortable in this challenging and fascinating corner of numismatics   By Jeff Garrett for Numismatic Guaranty Corporation (NGC) ......   My daily assortment of emails...

The 6 Classic Mercury Dime Key Dates & Rarities

By Joshua McMorrow-Hernandez for PCGS ......   The Winged Liberty Head Dime, better known as the "Mercury" Dime, was struck by the United States Mint from...

What Is a 1999 Delaware State Quarter Worth?

By Charles Morgan and Hubert Walker for CoinWeek ....   Hard to believe but it’s been almost 20 years since the United States Mint inaugurated its...
Technicolor Coins – How Do We Monetize Eye Appeal?

Technicolor Coins – How Do We Monetize Eye Appeal?

By Victor Bozarth for PCGS ......   What draws our eye to vibrant color? There’s no question color is one of the most important aspects of...

Coin Profile – 1892-1893 Columbian Exposition Half Dollar

As the first commemorative Half Dollar struck, the Columbian Exposition Half Dollar holds a special place in the long and historic commemorative series. From...

The Rise and Fall of the Franklin Mint

By David Thomason Alexander for CoinWeek .....   In 2016, the meteoric career of the Franklin Mint (FM) has ended in Never-Never-Land as a dusty footnote...
The Morgan Dollar and the Rarest Silver Crown of the Latin Monetary Union

The Morgan Dollar and the Rarest Silver Crown of the Latin Monetary Union

By Ursula Kampmann for Numismatica Genevensis ......   On November 16, 2021, Numismatica Genevensis will be auctioning a very important numismatic rarity. It is the rarest...

Type I and II 1979 and 1981 Susan B. Anthony Dollars

By Joshua McMorrow-Hernandez for PCGS ......   Susan B. Anthony dollars belong to one of the shortest-lived coin series in United States history, and they were...