Silver Certificates: Why Were They Issued and How Much Are They Worth?

By Bullion Shark LLC ......   United States silver certificates are probably the most popular and widely collected type of U.S. paper currency. This is because...

1943 Steel Penny and Copper Pennies: History, Values and a Rare Variety

By Bullion Shark LLC ......   The year 1943 found the United States getting more deeply involved in World War II with overseas deployments. At home,...

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 Story of the 1973/74 Aluminum Lincoln Penny

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...
Previously Known 1943-S Doubled Die Cent Discovered to Be Overdate

Previously Known 1943-S Doubled Die Cent Discovered to Be Overdate

By Tom DeLorey ......   About 45 years ago, collector Del Romines came into my office at Coin World’s "Collectors Clearinghouse" with two well-worn 1943-P nickels...
1965 Silver Quarter Value: Error Coins and History

1965 Silver Quarter Value: Error Coins and History

By Steven Cochran for Gainesville Coins ......   The 1965 Washington quarter was the first US quarter not made of 90% pure silver. This transition from...
United States 2004 Iowa Statehood Quarter

United States 2004 Iowa Statehood Quarter

By Jay Turner for PCGS ......   Launched in 1999, the 50 State Quarters Program provided each state the reverse of the quarter as a canvas...
Modern Mules: The Rarest Error Coins

Modern Mules: The Rarest Error Coins

By Bullion Shark LLC ......   When it comes to error coins, a mule is simply a coin that was struck from a die pair that...

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...

In 2017 PCGS Certified Two Rare and Unusual Washington Quarter Errors

Professional Coin Grading Service (PCGS) certified two extremely rare and unusual Washington Quarter errors in 2017. The first is the third-known example of a two-tailed...
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...

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...
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...

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....

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...
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...
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...

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...

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...

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...

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...

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....
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...

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...
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...