Archive: People and Markets
The World’s Smallest Coin
Now it is official: Croatia’s 1-kuna coin dedicated to the town of Hum holds the Guinness World Record as the world’s smallest coin!
World’s Fair of Money Convention Medal 2023
The 2023 World’s Fair of Money will have a special Convention Medal. Medallic artist Jamie Franki has designed a medal featuring what makes the conventions’s location Pittsburgh unique in the world.
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.

The Heidelberg Tun and Early Modern Winemaking
The most well-known symbol of the city of Heidelberg actually began as a sort of treasury: the Heidelberg Tun was built to accommodate the Palatinate’s tax revenue generated from winemaking. And then a Calvinist propagandist turned it into a tourist attraction. This is reflected in a medal that Künker will be auctioning on 29 September 2023.










The World’s Smallest Coin
Now it is official: Croatia’s 1-kuna coin dedicated to the town of Hum holds the Guinness World Record as the world’s smallest coin!
The Zurich International Coin Fair 2023
For many decades, the coin fair in Zurich has been the most important meeting point for the Swiss numismatic scene. In 2023, it was particularly crowded, as Swissmint had planned a special sale that drew many interested people.