Archive: People and Markets
The Numismatic Index on 13 June 2023
The numismatic index numindex transparently shows how the prices of selected coins change over time. In the style of a stock index, it was designed for collectors who consider their collection an investment. Find out about the current state of the index.
A Numismatic Congress That Will Be Remembered
The 3rd International Congress on the History of Money and Numismatics of the Research Center for Mediterranean Cultures (AKMED) took place in Antalya at the beginning of April. Prof. Johannes Nollé reports on why he believes this congress will remain unforgettable for all participants.
Archive: Coins, Medals and more

Counterfeit Detection: Altered Prussia 20 Mark
An NGC expert gives us insight into his everyday life. He shows how the year on a coin from the German Empire was altered by a coin doctor.

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.











Faust Vrančić: The Croatian Leonardo
Croatia issues two new collector coins as part of its “Croatian Innovators” series. They are dedicated to Faust Vrančić, a Croatian polymath whose parachute design, published in his 1595 book “Machinae novae”, is the first appearance of this device in a printed work.
The Jewish-American Hall of Fame Presents a Medal in Honor of David Ben-Gurion
To commemorate Israel’s 75th Anniversary of Independence, the Jewish-American Hall of Fame has issued a medal commemorating featuring a portrait of “The Father of Modern Israel” – David Ben-Gurion.