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
Possible Motifs Selected for Future Euro Banknotes
The Governing Council of the European Central Bank (ECB) has agreed on potential motifs for future Euro banknotes.
John Mussell 1942-2023
The founder of Token Publishing Ltd. died after a short illness at the age of 81. He made many friends in the numismatic world over the years. His wife Carol and his son Philip will carry on his legacy.
Archive: Coins, Medals and more

Queen Anne: Great Britain on Its Way to Becoming a Global Power
On 26 May 2025, SINCONA will auction off part 6 of the British Collection presenting the medals of this ensemble. In this article, we will show you some of the treasures among the lots and explore the story of Queen Anne. Under her rule, Great Britain became the most important trading power in Europe.

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.













Friedrich Popken (1940-2024)
On 27 July 2024, Friedrich Popken passed away at the age of 84. As well as being a well-known entrepreneur, he was also a highly esteemed coin collector who supported and promoted many numismatic projects. An obituary by Fritz Rudolf Künker.
Counterfeiters of Hundreds of Thousands of Euro Coins Arrested
A large-scale counterfeiting workshop has been raided in Spain. The culprits put half a million fake 2-euro coins in circulation throughout Europe. Read on to find out how the perpetrators evaded the police for years and how you can identify the counterfeits.