Friedrich Wilhelm, the Great Elector.
Ducat 1686 LCS, Berlin.
Extremely rare.
Attractive piece.


Maximilian II.
Ducat 1855.
Only a few pieces are known.
Extremely fine-uncirculated.

Ferdinand Albrecht I.
Löser in the weight of 4 Reichstalers 1670, Clausthal.
Extremely rare.
Attractive piece.

Friedrich Adolf.
5 Ducats 1711, Detmold.
Only known piece.
Extremely fine-uncirculated.

6 Ducats, n. d. (1765-1790), with the title of Joseph II.
NGC MS 62 PL.
Extremely rare.
Attractive piece from polished dies.
Almost uncirculaed.

Johann Adolf, 1590-1616.
Portugalöser (10 ducats) n.d., Eutin.
Extremely rare and of particular
significance in monetary history.
Attractive piece.

Leopold I, 1657-1705.
20 Ducats, n. d. (after 1666), Hall,
by M. König.
Extremely rare.
Almost extremely fine.

Archive: People and Markets
New Corporate Design for the World Money Fair
Updates from the World Money Fair: The world’s largest coin fair has had a new managing director for some time now. Now the corporate design has also been revised.
The Numismatic Index on 25 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.
Archive: Coins, Medals and more

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.

What Do Gaming Counters Have to Do with Numismatics?
On 5 July 2025, Künker will offer a complete set of trictrac pieces at its auction 425. The ensemble is of great cultural and historical value. This prompts us to ask why gaming counters are part of the numismatic field – and what insights they can offer into the numismatic daily life of the early modern period.













NUMISMATA’s Key to Success: Keep It Simple!
On the first weekend of spring, the NUMISMATA coin show was held in Munich. The fair attracted thousands of passionate coin collectors who crowded the aisles of the exhibition centre.
RPC Volumes V.2 and V.3 Now Available Online
The Roman Provincial Coinage project now published RPC volume V.2 and V.3 online. They cover all Roman provincial coinage issues from Pertinax to the death of Macrinus (AD 193-218) in all the Eastern provinces of the Roman Empire. This includes 11,000 type descriptions and over 45,000 coins from 317 cities!