Archive: People and Markets

100 Years Swiss Franc in the Principality of Liechtenstein

In 2023, CIT caused a sensation among collectors around the world with its Grand Canyon issue. The same state-of-the-art minting technology is now being applied to a depiction of the Rhine Valley. The occasion: one of the rare commemorative coin issues of Liechtenstein.

Florida Recognises Gold and Silver as Legal Tender

A new step in the monetary policy of US states: the “Sunshine State” will soon allow certain precious metal coins to be used in everyday transactions. However, this alternative form of currency must meet specific requirements in order to qualify.

Data Breach During Sale of 2-Euro Coin in Cyprus: How to Avoid Server Crashes

Cyprus wanted to celebrate the 20th anniversary of its EU membership with a 2-euro coin – but the party turned into a fiasco. Even before the start of sales, the server crashed; at times, customers could see the data of other buyers, and to this day, it is unclear whether the central bank will make another attempt to sell the coins.

This Panticapaeum stater was minted in the 4th century on the Crimea and was sold by auction house NAC in May 2023 for 5,390,000 CHF. Image courtesy of Numismatica Ars Classica.

Panticapaeum Stater Most Expensive Ancient Coin

A gold stater from the city of Panticapaeum is currently the most expensive ancient coin ever sold at auction. In May 2023, it was sold by Numismatica Ars Classica in Switzerland for the record sum of 5,390,000 CHF or ca. $6 million.

Archive: Coins, Medals and more

Bei genauer Betrachtung können Münzen besondere Merkmale aufweisen, die sich entweder gut oder schlecht auf ihren Wert auswirken. Diese zu erkennen und mit den richtigen Begriffen benennen zu können ist wichtig für jeden Münzsammler. 
Achtung, Bronzepest kann ihre Sammlung zerstören! Foto: Shutterstock.

Cleaning, Patina, Verdigris etc.: Which Errors Affect the Price of a Coin? – Part 2

The price of a coin does not only depend on its rarity and quality. In the second part of our overview we will talk about wear and tear, cleaning and the consequences of environmental processes.

Clémentine d’Orléans: Extraordinary Woman and Coin Collector

Few women have left such a decisive mark on the history of 19th-century Europe as Cleméntine d’Orléans, and yet it was not until 2007 that her life was honored with a biography. Künker is now offering the coin collection that once belonged to this unusual woman.
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