Archive: People and Markets
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.
Euro Counterfeits: Fraudsters Increasingly Target Commemorative Coins
The number of counterfeit euro coins surged dramatically in 2023, with €2 coins—particularly commemorative issues—being the primary targets. Counterfeiters are employing increasingly sophisticated techniques, while investigators are analysing new varieties to track down illegal minting operations.
Archive: Coins, Medals and more

400 Years Ago – The Founding of Kongsberg
On 2 May 1624, Christian IV of Denmark and Norway founded the mining town of Kongsberg. A series of coins to be offered in the upcoming Künker sale tells us of the hopes that the ruler placed in the silver from these mines.

The Gnadenpfennig – An Object Between Decoration, Medal, and Coin
Gnadenpfennigs are an extremely rare category of numismatic objects. Künker is proud to offer nine lots in auction 418 on 29 January 2025 that are, or are likely to be, gnadenpfennigs. We explain the purpose of these issues and when they were created.











Coins and Mints in Avignon Between Provence and Papacy
The French Society for Numismatic and Archaeological Studies (SÉNA) published the proceedings of their 2017 colloquium. The volume presents various works and studies on the coinage in and around Avignon.
CIT’s Underwater Fantasy – Mermaids
The more we learn about the underwater world, its colorful, bizarrely shaped creatures and the sunken testaments to mankind, the more it captures our imagination and inspires our dreams. CIT translated this feeling into a numismatic shape. From a technical point of view, the application of enamel reproducing underwater visuals is highly remarkable.