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Lincoln Cent Double Denomination: A One-of-a-Kind Modern Mint Error

Lincoln Cent Double Denomination Error

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US Coins

1973 Eisenhower Dollar. MS-67 (PCGS).

1973 Eisenhower Dollar : A Collector’s Guide

US Coins CoinWeek Notes -
, By  CoinWeek Notes ..... The $1 Coin America Never Got to Spend The 1973 Eisenhower Dollar looks ordinary at first glance. It is large, clad...
1881 Three-Dollar Gold Piece. Mint State-66+ (PCGS).

The 1881 Three-Dollar Gold Piece: America’s 500-Coin Gold Rarity

US Coins CoinWeek -
Only 500 Were Made: The Odd $3 Gold Coin That Collectors Still Chase The 1881 Three-Dollar Gold Piece tells a strange American money story. It began...
1977 1C Lincoln Cent -- Struck on an Aluminum Planchet -- MS60 NGC

Unique 1977 Lincoln Cent Struck in Aluminum: The Modern Penny That Should Not Exist

US Coins Mike Byers -
The 1977 Aluminum Penny That Should Not Exist A 1977 Lincoln cent should be copper-colored. It should also weigh about 3.11 grams. Yet one extraordinary...

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Great CAC-pectations: Collecting U.S. Gold Coins by CAC Approval

Doug Winter -
CAC Gold Coins By Doug Winter - RareGoldCoins.com ...... The Impossible CAC Gold Set? Rare U.S. Gold Coins That Stop Even Elite Collectors A new type...

Classic Mint Errors Collectors Still Chase the U.S. Overdate Coins of the 20th Century

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Errors & Varieties

Errors and Varieties

2013-D Lincoln Shield Cent Double Denomination: A One-of-a-Kind Modern Mint Error

Mike Byers -
The 11-Cent Error: A Lincoln Shield Cent Double Denomination Struck Over a Struck Dime A 2013-D Lincoln Shield cent struck over a 2013-D Roosevelt dime...

The Only U.S. Gold Coin Struck on an Elliptical Planchet

Unique 1830 French 5 Francs Off-Center Error Survived Nearly 200 Years

Atlas Numismatics World and Ancient Coins

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Ancient Coins

Ancient Coins

Coinage of Ancient Pisidia: The Mountain Cities That Refused to Submit

Steve Benner -
The Ancient Mountain Coins of Pisidia Tell a Story of Defiance By Steve Benner Ancient Pisidia does not always receive the same attention as Lydia, Ionia,...

Thrymsas: The Tiny Gold Coins That Launched Anglo-Saxon England’s Money

The Unorthodox Tetradrachm of Perseus

World Coins

World Coins

The Last Duke’s Silver Coin: Peter Biron and the 1780 Courland Thaler

Lev Moiseev -
The Last Duke’s Silver Coin Before Russia Took Courland By Lev Moiseev A Small Baltic Duchy With an Outsized Story In the middle of the 18th century,...

Ephraim Brasher Regulated Brazil 1754-B 6400 Reis: EB Mark, ANS Fame, and $168,000 Result

Shipwreck Treasure: The Real Story Behind Lost Coins and Sunken Gold

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1914 $20 Federal Reserve Note: The “Horse Blanket” That Launched Modern Money

CoinWeek -
The 1914 “Horse Blanket” $20 That Launched Modern Money A century ago, the American $20 bill looked nothing like the one in your wallet. It was...

An Incredible Revolutionary War Discovery: The $7 Continental Currency Note with Taft Family Provenance

The Only $100,000 Gold Certificate in Private Hands

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Bullion & Precious Metals

Coin Planchets: The Invisible Disc That Makes or Breaks a Bullion Coin

Alex Sim -
By Alex Sim at First Mint Collectors notice the finished coin first. They see the mirror surface of a Proof coin. They study the crisp strike...

Maryland Restores Gold and Silver Tax Exemption After Dealer Backlash

Five Hidden Treasures in America That May Still Be Waiting to Be Found

Medals & Tokens

Medals and Tokens

Indian Peace Medals: Important and Historic Collectibles

Russell A. Augustin -
Indian Peace Medals: Russ Augustin Explores Rare U.S. History Video with Russell Augustin   Indian Peace Medals rank among the most historic objects in American numismatics. They...

1924 Paris Olympic Gold Medal, First to Carry the Olympic Rings, Heads to Auction

1837 Feuchtwanger Cent: The Tiny Token That Almost Changed U.S. Coinage

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The Five Traits Behind Every Great Coin Collection

John Kraljevich -
How to Build the Next Legendary Numismatic Cabinet By John Kraljevich - Rewritten for CoinWeek Great coin collections rarely begin with money alone. They begin with a...

The 1994-W Vietnam Veterans Memorial Silver Dollar: The Coin That Touches the Wall

Unique James Earle Fraser’s 1913 Buffalo nickel Galvano

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Clubs & Organizations

IAPN Congress in Rome: Coin Dealers Gather Where Ancient Money Once Moved the Empire

Jeff Garrett -
Coin Dealers Gather in Rome Where Nero’s Port Once Fed an Empire By Jeff Garrett The 2026 IAPN Congress in Rome gave the rare coin trade something...

Madison County Coin Club Launches Challenge Coin Honoring Huntsville’s Rocket City Legacy

John Brush Takes Helm of PNG as Rare Coin Market Enters a “New Frontier”

Dealers & Industry

Dealers and Companies

PCGS Turns 40 With Its Biggest Set Registry Awards Yet

CoinWeek -
Professional Coin Grading Service has raised the stakes for Set Registry collectors in 2026. In celebration of the company’s 40th anniversary, PCGS has announced a...

Only 7,500: U.S. Mint’s 2026-W Gold Eagle Brings Saint-Gaudens Liberty Into America’s 250th Year

CAC Coins Bring Strong Premiums in April 2026 Auctions

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Shows & Conventions

Whitman Summer Expo Brings 1792 Patterns, 200+ Dealers to Baltimore

Whitman Expos -
1792 Patterns, 200+ Dealers, and Baltimore’s Big Summer Coin Show Free June 11–13 show returns to the Inner Harbor with rare coins, paper money, bullion,...

$20 Million Boston Expo Display Brings PCGS All-Time Finest Walking Liberty Half Dollar Set to Public View

PCGS Trade & Grade Showcase Comes to Huntington Beach in May 2026

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The Greatest World Coin Auction – The Millennia Collection, Part 2: European Coins

Greg Reynolds -
By Greg Reynolds for CoinWeek .....   This is Part 2 of my review and analysis of the Millennia Collection auction of world coins.   Part 1 | Part 2...
Auctions

The Greatest World Coin Auction – The Millennia Collection, Part 1: Overview

Greg Reynolds -
By Greg Reynolds for CoinWeek .....   This is Part 1 of my review and analysis of the auction of the Millennia Collection of world coins.   Part 1 |...
Shows & Conventions

CoinFest a Success – CAC Accepts Submissions

Greg Reynolds -
By Greg Reynolds for CoinWeek ..... The inaugural CoinFest was held October 27-28, 2007, at the Eastern Greenwich Civic Center in Connecticut. The unique 1870-S...
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