Can an A.I. Collecting App Correctly Identify and Grade Coins?

Can an A.I. Collecting App Correctly Identify and Grade Coins?

By Austin Purvis for CoinWeek .....   Collectors and dealers have classically needed experience, knowledge, and a keen eye to accurately identify and potentially grade coins....
Certified Coin Marketplace - CAC-Approved Coins Bring Premiums in February 2023

Certified Coin Marketplace – CAC-Approved Coins Bring Premiums in February 2023

In addition to realizing impressive prices in internet sales during the month of February, CAC-approved coins fared well in live auctions in Las Vegas...
Jeff Garrett: Collecting Silver Dollar Varieties. Image: NGC/ CoinWeek.

Jeff Garrett: Collecting Silver Dollar Varieties

By Jeff Garrett for NGC (Numismatic Guaranty Corporation) ......   Collecting United States coins by die variety has its origins in early copper coinage. Some of...
Perth Mint

Perth Mint Gold “Doping” Scandal Calls Senior Leadership Into Question

By Hubert Walker for CoinWeek ....   A recent report on Australian TV has put the reputation of one of the world's major mints--as well as...
Explosion in the Chief Coiner’s Vault at the U.S. Mint. Image: CoinWeek.

Explosion in the Chief Coiner’s Vault at the U.S. Mint – Part 1

By Roger W. Burdette, special to CoinWeek .....   It was business as usual on a sultry Monday morning at the Philadelphia Mint. Heavy rain was...
The Buddy Liles Collection of U.S. Gold Coins. Image: Heritage / CoinWeek.

Heritage Offers Buddy Liles Collection of U.S. Gold Coins, Part 2

Heritage Auctions' second offering from The Buddy Liles Collection of US Gold Coins is open for bidding. This auction features mostly Eagles, starting with...
Ultra-Rare 1882 $1,000 Gold Certificate in Stack's Bowers Whitman Expo Auction

Ultra-Rare 1882 $1,000 Gold Certificate in Stack’s Bowers Expo Auction

By Christopher Dahncke - Currency Auction Associate, Stack's Bowers Galleries ......   Stack's Bowers Galleries is pleased to present lot 20355, an ultra-rare 1882 $1,000 Gold...
65th Anniversary of the First Crossing Across Antarctica £2 Coin, Image: Pobjoy Mint.

New £2 Coin Commemorates Anniversary of 1st Antarctic Crossing

New 2023 Coin Commemorates English Scientist Sir Vivian Ernest Fuchs First £2 Coin featuring HM King Charles III's Effigy from Pobjoy Mint Issue...
2023 Britannia Commemorative Silver Coin. Image: Royal Mint UK.

Royal Mint Launches 2023 Britannia Collection

The Royal Mint has unveiled its 2023 Britannia commemorative collection – the first to bear His Majesty King Charles III’s official portrait. This...

Counterfeit Coin Detection – Altered 1922 Grant Commemorative Half Dollar

By Numismatic Guaranty Company (NGC) .....   The classic commemorative series, while full of some of the best-designed United States coins of the 20th century, essentially...
The 1915-S Panama-Pacific Exposition $2.50 coin commemorates the 1915 World’s Fair in San Francisco, where this coin was minted.

An Overview of Panama-Pacific Exposition Coins – Part One

By Victor Bozarth for PCGS ......   Some of the most iconic United States commemorative coins have been authorized in conjunction with World Fairs and centennials....
1910-S Saint-Gaudens $10 Gold Coin - Guess the Grade

Grade This 1910-S Saint-Gaudens $10 Indian Gold Coin

  This week, CoinWeek has a 1910-S Saint-Gaudens Indian Head $10 eagle gold coin for you to grade. PCGS graded this coin and it has a...

Money in Mid-Republican Rome

By Lucia Carbone for American Numismatic Society (ANS) ......   On February 16–18, 2023, the Royal Netherlands Institute of Rome (KNIR) hosted an international workshop titled...
David Lawrence Rare Coins Auction #1265, featuring Morgan Silver dollars.

Collection of Morgan Dollars Highlights David Lawrence Auction

Sunday Auction #1265 from David Lawrence Rare Coins (DLRC) is now LIVE and features over 600 total lots - including more than 250 No...
Royal Mint Introduces Bull of Clarence to Tudor Beasts Collection

Royal Mint Introduces Bull of Clarence to Tudor Beasts Collection

The Royal Mint, in collaboration with Historic Royal Palaces, has revealed the fourth coin in the 10-coin Royal Tudor Beasts Collection, The Bull...
CAG Set of Fairmont Collection Gold Coins - Stack's Bowers Galleries Spring 2023 Whitman Expo Auction

Important Paper Money and Colonial Coinage at Stack’s Bowers Spring 2023 Expo Auction

The Stack’s Bowers Galleries Official Auction of the Whitman Coin & Collectibles Spring Expo, will be held March 20-24 & 27-29 in Costa Mesa,...
The Ancient Coin Podcast: Episode 25.

Aaron Berk: Ancient Coin Podcast – Episode 25

In the 25th episode of the Aaron Berk Ancient Coin Podcast, expert Aaron Berk and fellow Harlan J. Berk, Ltd. numismatist Mike Nottelmann take...
Shipwreck Ingot and Bank Note highlight Holabird Treasure Auction

Kellogg & Humbert Ingot Brings $138,000 in SS Central America Treasure Auction

Holabird Western Americana Collections conducted the final auction of historic items recovered from the 1857 sinking of the legendary “Ship of Gold”, the SS...
Kentucky House Votes to End Sales Tax on Gold, Silver

Kentucky House Votes to End Sales Tax on Gold, Silver

By Stefan Gleason - Money Metals Exchange ......   Responding to overwhelming grassroots support over the last three years, lawmakers in the Kentucky House of Representatives...
Perth Mint Issues New 2023 Mini Roo Gold Coin

Perth Mint Issues New 2023 Mini Roo Gold Coin

The cute Mini Roo returns in 2023 with a new coin design. This highly affordable gold coin would make a wonderful gift or treasured...
Two condition-census $4 Flowing Hair Stella patterns to be offered by GreatCollections

Gold 1880 Flowing Hair Stella and 1879 Aluminum Pattern Offered by GreatCollections

While the United States Mint struck both the Flowing Hair and Coiled Hair Stella types between 1879 and 1880, these pattern pieces were never...
CIT Coins. Masters of Art - Monet coin. Cook Islands (2023). Image: CIT/CoinWeek.

Claude Monet Featured on Second Masters of Art Coin

Masters of Art – Claude Monet Cook Islands. 10 Dollars 2023. Silver .999. 2 oz. 50 mm. Proof. Mintage: 1,500 pieces. Special technology: smartminting® (Ultra...
The Four Master Hubs of the 1909 Lincoln Wheat Cent Transition

The Four Master Hubs of the 1909 Lincoln Wheat Cent Transition

By Shawn Tew .....   A case study undertaken both by myself, Shawn Tew (Michigan), and fellow numismatic researcher Chris Welch (Oregon) has resulted in the...
CoinWeek Podcast #175: An Interview with United States Mint Chief Engraver Joe Menna

An Interview With US Chief Engraver Joe Menna

  Mobile phone users. Stream this podcast for free by downloading the podomatic app or subscribe to the CoinWeek Podcast on iTunes. * * * In today’s episode of...
1920 Zanzibar 1 Rupee note. PMG 40. Highest-Graded Zanzibar Note at Heritage World Paper Money Auction.

Highest-Graded Zanzibar Note at Heritage World Paper Money Auction

A rare banknote from an African nation that produced some of the most famous and desirable in the world will be the highest-graded note...
American Numismatic Society (ANS) Invites Applications for 2023 Collier Prize in Ancient Numismatics

ANS Invites Applications for 2023 Collier Prize in Ancient Numismatics

The American Numismatic Society (ANS) is pleased to invite applications for the 2023 Collier Prize in Ancient Numismatics, to be awarded to the best...

Submissions Accepted for ANA Club Publications Competition

The American Numismatic Association (ANA) is currently accepting submissions for the 2023 Barbara J. Gregory Outstanding Club Publications competition. Awards will be presented in...
Pobjoy Mint 2023 Sierra Leone Silver Reverse Frosted Tutankhamun Bullion Coin

Silver Reverse Frosted Bullion Coin Celebrates Tutankhamun Centenary

Pobjoy Mint has released a new 2023 Reverse Frosted silver bullion coin on behalf of Sierra Leone, to commemorate the centenary of the opening...
From the Dark Corner: An "Authenticated" 1909-S VDB Lincoln Cent

From the Dark Corner: An “Authenticated” 1909-S VDB Lincoln Cent

By Jack D. Young, Early American Coppers (EAC) ......   Again, from my year-end review and organization of my archive folders and images comes another installment...
Royal Australian Mint Centenary of Legacy One Dollar Coin.

Royal Australian Mint Honors Legacy Veteran Service With New Coin

By Royal Australian Mint ......   A commemorative $1 coin celebrating 100 years of Legacy has been released by the Royal Australian Mint. Eric Easterbrook, Chairman of...