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
Legal Head of Italian Culture Ministry: “Fiendishly Extensive” Proofs Bar Imports
A significant statement on the importation of numismatic goods was issued in June 2023 by the legal department of the Italian Ministry of Culture. Read an analysis by Valentina Tarquini for Cultural Property News here.
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.
Archive: Coins, Medals and more

Cleaning, Patina, Verdigris etc.: Which Errors Affect the Price of a Coin? – Part 2
The price of a coin does not only depend on its rarity and quality. In the second part of our overview we will talk about wear and tear, cleaning and the consequences of environmental processes.

A War Fought with Unusual Weapons: How Prussia Used Finance and Politics to Force the Habsburg Hereditary Lands Out of the German Confederation
On 26 March 2024, the Künker auction house will offer the Tursky Collection with coins of Emperor Franz Joseph I. We use specimens from this collection to tell the story of how Prussia used its economic sway to become the sole hegemonic power in Germany.













Putting Survival Ratios of Ancient Coinages Into Perspective – Here Comes the Program!
On 5th October 2024, the 7th International Numismatic Conference of the Coin Cabinet of the Royal Library of Belgium will be held in Brussels. The Program has now been published.
In Love With Japan
This year, Andrea Pancheri attended the Tokyo International Coin Convention for the first time on our behalf – and was absolutely thrilled by both the country and the event! Find out why here.