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
Alexandria in Nummis – International Symposium in Lugano 2024
The Circolo Numismatico Ticinese presents the program to the international symposium “Alexandria in Nummis” dedicated to the Roman Imperial Coinage of Alexandria.
Frédérique Duyrat Joins Ashmolean Museum
Frédérique Duyrat will be the new Director of Collections and Keeper of the Heberden Coin Room in Oxford. Duyrat is currently Director of the Department of Coins, Medals and Antiques at the Bibliothèque Nationale in Paris.
Archive: Coins, Medals and more

For Railroad Fans: The Suram Tunnel
Railroad history is linked to numismatics in many ways. Fascinating large-scale projects were often celebrated with medals and commemorative coins. Our example takes us to Georgia: A medal that will be offered for auction by Künker commemorates the opening of the Suram Tunnel.

The Gnadenpfennig – An Object Between Decoration, Medal, and Coin
Gnadenpfennigs are an extremely rare category of numismatic objects. Künker is proud to offer nine lots in auction 418 on 29 January 2025 that are, or are likely to be, gnadenpfennigs. We explain the purpose of these issues and when they were created.













Ruthenium on Euro Commemorative Coins: Mints Turn to Innovative Finishes – with the Blessing of Central Banks
Coins with exotic precious metal coatings have long been viewed with skepticism, but Malta has now set a new trend with a galvanised commemorative coin. Other eurozone countries are also embracing innovative finishing techniques to capture contemporary tastes.
Bulgaria and the Euro: the Current Situation
The plan was for Bulgaria to become a member of the eurozone by January 2024. However, this timeline will not be met. Find out more about the state of negotiations and the motifs that will be depicted on future Bulgarian euro coins.