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
French Error Coin: The Monnaie de Paris Coin Mishap
The French mint Monnaie de Paris had planned to introduce a new design for coins of 10, 20 and 50 cents in 2024, but a mishap with serious consequences occurred – and while the extent of the financial loss that ensued is still unknown, it is clear that it caused great damage to the mint´s image.
The Great Kentucky Hoard of Pre-1865 US Gold Coinage
A cache of rare Civil War-era coins unearthed in Kentucky includes the finest-known 1863 Double Eagles as well as several interesting varieties and errors.
Archive: Coins, Medals and more

What Do Gaming Counters Have to Do with Numismatics?
On 5 July 2025, Künker will offer a complete set of trictrac pieces at its auction 425. The ensemble is of great cultural and historical value. This prompts us to ask why gaming counters are part of the numismatic field – and what insights they can offer into the numismatic daily life of the early modern period.

Charles I of Austria-Hungary: A Hapless Emperor Who Was Beatified
In the context of its Summer Auction Sales, Künker will offer the only gold coin of the last Austro-Hungarian Emperor that is available on the market. Johannes Nollé tells the story of this coin and its commissioner, who died in Madeira aged only 35.













G+D Receives IACA Award for the “Green Banknote”
The “Green Banknote”, developed by Giesecke+Devrient, was awarded by the International Association of Currency Affairs as the new best ecological sustainability project in the banknote sector. Why? Read on.
End of “Cash Only”? Germany Plans Right to Digital Payment
Cash will remain important in Germany – but digital payment options are set to become mandatory. Germany’s federal government is working on new regulations. Are they truly intended to offer consumers more convenience – or are they also about gaining more control over payment flows?