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.
Numisstaxx: The Launch of a New Innovative Platform
The new platform Numisstaxx aims to allow its users to easily digitalize and share coins and create certificates of authenticity in a forgery-proof environment.
Archive: Coins, Medals and more

Two Cityscapes on Coins From Frankfurt am Main and The Artwork That Inspired Them
Many engravers used contemporary media to make their work easier. Their coin designs were often based on well-known engravings. This is illustrated by two pieces from the Loos Collection, which will be auctioned by Künker in September 2023.

The Bending Willow Tree
On 29 January 2025, Künker is going to auction off a unique willow tree coin. The reverse of the 10-ducat piece depicts a willow tree in a storm. But what is the message that William V, the Landgrave of Hesse-Kassel on whose behalf the coin was created, wanted to convey with this issue?















Defamatory Attack on IADAA And Its Officers – a Response
A French newspaper article claims IADAA chairman Vincent Geerling to be involved in trafficking antiquities. A close look reveals a distortion of facts – or how the journalist and the authorities simply ignored them. With consequences not only for the accused.
A Visit to the MIF International Money Fair
Not too long ago, the MIF International Money Fair was a banknote collector’s best kept secret. Today this banknote fair is a compulsory event on the calendar for dealers and collectors alike! Sebastian Wieschowski was there as Maastricht once again claims the title as the world’s Banknote trading capital – thanks to the MIF.