Archive: People and Markets
Petition Crown Realizes More than $1 Million, Setting Record
For the second time this year, an example of England’s Petition Crown certified by NGC has realized a record price. The piece from the Geoffrey Cope Collection broke the $1 million barrier.
CAC Grading Service Begins Full Operations
With their famous green stickers, CAC was previously known mainly for the evaluation of high-grade coins already certified by other grading services. After a test phase, CAC has now fully launched its own grading service.
Archive: Coins, Medals and more

Planchet Error, Overstrike, Double-Strike, Etc.: Which Errors Affect the Price of a Coin? – Part 1
The price of a coin does not only depend on its rarity and grade. There are many things that can affect a specimen’s value in a positive or negative way. This overview will help you to understand common terms, to use them confidently and to understand them in their context.

Two Cityscapes on Coins From Frankfurt am Main and The Artwork That Inspired Them
Many engravers used contemporary media to make their work easier. Their coin designs were often based on well-known engravings. This is illustrated by two pieces from the Loos Collection, which will be auctioned by Künker in September 2023.










Stack’s Bowers Announces 2025 Professional Numismatist Program
If you have ever considered making your hobby your profession, the Stack’s Bowers Professional Numismatist Program offers an opportunity to acquire the skills necessary to be successful in this field.
Metcalf Lecturer 2023/4: Benjamin Hellings
The Archaeological Institute of America named Benjamin Hellings this year’s Metcalf Lecturer. He is Curator of Numismatics at the Yale University Art Gallery and Chair of the AIA Numismatics Interest Group.