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
NUMMUS – Spain’s New Numismatic Society
In March 2024, a new numismatic association was created in Spain with a strong commitment to private collectors as agents of cultural generation and heritage conservation. Find out more about the aims of NUMMUS here.
Maundy Money 2025: King Charles III Continues British Easter Tradition
King Charles III and Queen Camilla continued one of the oldest traditions of the British monarchy on Maundy Thursday 2025 in Durham Cathedral: the ceremonial distribution of the so-called Maundy Money.
Archive: Coins, Medals and more

Gustav III: A Conservative Revolutionary
On 20 June 2023, Künker will auction off medals that the Swedish King Gustav III himself gave as a present to the young Peter Frederick Augustus of Oldenburg. These medals are a testament to the policies of the king who was shot dead at a masked ball in 1792.

The Turks, the Bohemian Estates and Two Gnadenpfennigs by Ferdinand I
SINCONA’s spring auction will be held from 13 to 15 May 2024. Among other highlights, two extremely rare gold gnadenpfennigs by Ferdinand I are on offer. The multiple coins with a weight of 10 and 15 gold gulden are among the great treasures of Habsburg numismatics. We share their story.













New Museum Management in Monaco: A Year Full of Surprises for Euro Collectors?
At first glance, it is “only” a piece of news on a new museum director – but the change at the top of the “Musée des Timbres et des Monnaies de Monaco” could herald a new era in the coin issuance policy of the Principality, which could spark discussions among collectors.
Ivana Brlić-Mažuranić: The Woman Who Gave Croatia Its Fairy Tales
Ivana Brlić-Mažuranić is one of the authors that every Croatian is familiar with because they grew up listening to her fairy tales. Now the Croatian National Bank is issuing two collector coins to commemorate the 150th birthday of Ivana Brlić-Mažuranić.