Archive: People and Markets
CCG is Expanding its Network of Partners
CCG is continuously expanding its network of partners around the globe. Recently, for example, they appointed Currencypedia as an NGC and PMG Authorized Dealer in India and Aste Aurora an Official Submission Center in San Marino.
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

The Suffering of Leiden – A Siege During the Dutch Revolt
The third part of the Beuth Collection that Künker offers in Auction 420 contains many historically interesting emergency and siege coins. They were issued by the Dutch towns besieged by Spain during the 80 Years' War. One of these towns was Leiden, which to this day commemorates the end of the siege every year with a festival.

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.











The IAPN Book Prize 2023
Every year, the International Association of Professional Numismatists rewards a numismatic work published the previous year with their IAPN Book Prize. The winner of 2023 comes from India.
Archaeological State Collection in Munich Reopened
After eight years of renovation, the Bavarian State Archaeological Collection shines in new splendor. Since April 17, 2024, the doors are once again open to visitors from all over the world. The new exhibition rooms were planned and designed by Atelier Brückner.