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
Two Robberies in Two Days – French Museums Targeted by Criminals
Last week, two museums in France were robbed. The museums were helpless in the face of the criminals’ ruthless brutality. Is it even possible to protect our cultural heritage in this day and age?
Our Event Sites for the Coin Fairs in Basel and Munich
On the last weekend in February and the first weekend in March, two coin fairs took place that we didn’t want to miss: First the Basel Coin Fair, then the NUMISMATA in Munich. You can find our impressions of the fairs on two event sites.
Archive: Coins, Medals and more

Joachimsthal and the Reformation
On 29 January 2025, Künker will auction a series of valuable Renaissance medals. They feature biblical topics and were minted in the region of Joachimsthal to spread the teachings of the Reformation. Johannes Mathesius, the author of Luther’s Table Talk, may have been at the origin of some of the motifs.

Counterfeit Detection: Altered Prussia 20 Mark
An NGC expert gives us insight into his everyday life. He shows how the year on a coin from the German Empire was altered by a coin doctor.













Famous Dacian Helmet Stolen – Thieves Blasted Their Way Into the Museum
On the night of 24 to 25 January, a museum in Assen, Netherlands, was targeted by thieves. They stole four important Dacian gold objects from a temporary exhibition – including the famous Coțofenești helmet. Do we have to worry about it being melted down as well?
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.