Matidia.
Denarius (112 AD), Rome.
Condition: very rare, vf /vf+.

Julian II. Apostata as Caesar.
Solidus (355–357 AD), Rome.
Condition: unc

Frederik IV.
Double-Ducat 1704, Copenhagen.
With certificate of authenticity.
Condition: ef-

Johann Wilhelm.
Ducat 1753, Nuremberg.
Condition: rare, lightly worked, vf-

Archive: People and Markets
The Certified Collectibles Group: More than Coins and Comic Books
In 2021, the Certified Collectibles Group surprised the numismatic community by announcing that the Blackstone investment firm would become a majority shareholder. This raised the question of what this might mean for the coin market. Ursula Kampmann was in Sarasota to visit the new Certified Collectibles Group.
Leu Numismatik Launches Its Own Web Shop
The new Leu Numismatik Web Shop allows you to purchase selected pieces directly at any time. The inaugural selection features 200 exceptional coins spanning antiquity, the Middle Ages, and modern times.
Archive: Coins, Medals and more

The Turks, the Bohemian Estates and Two Gnadenpfennigs by Ferdinand I
SINCONA’s spring auction will be held from 13 to 15 May 2024. Among other highlights, two extremely rare gold gnadenpfennigs by Ferdinand I are on offer. The multiple coins with a weight of 10 and 15 gold gulden are among the great treasures of Habsburg numismatics. We share their story.

The Vreneli – A Swiss Icon
With its latest commemorative coin, Swissmint honours the last issue of the 10-franc vreneli minted 100 years ago. A prime opportunity to recall the history of this iconic Swiss gold coin.

















Training Exercise for Cultural Heritage Response Unit
The German Archaeological Institute (DAI), in cooperation with the German Federal Agency for Technical Relief (THW), is building an emergency response unit to provide rapid assistance in the event of disasters around the world. In a fictious earthquake scenario, experts were recently trained in how to protect and preserve cultural heritage.
An “Error Coin” No Collector Is Happy About
The quality of the country’s collector coins is the subject of heated debate in Germany. This regards silver coins and colour issues. But the problem is not limited to German mints – the phenomenon of “milk spots” in particular is a major concern for coin producers around the world.