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
Looking Forward to 2027: the Website of the International Numismatic Congress Is Online
We still have to be patient a little longer until the XVII International Numismatic Congress takes place in Frankfurt in 2027. The website is now online and provides early information about the event.
Celebrating Wolfgang Hahn’s 80th Birthday
There are numismatists who are an integral part of the numismatic world. One of them is Wolfgang Hahn, who shaped the fate of the Department of Numismatics and Monetary History in Vienna from 1990 to 2010. On 12 March 2025, he celebrated his 80th birthday.
Archive: Coins, Medals and more

The First Piece of Mail Sent Using a Stamp to Be Offered at Sotheby’s
A Penny Black affixed to a Mulready envelope is among the most valuable items in Philately ever offered at auction. The earliest posted envelope using a prepaid stamp, dating to 1840, will be sold at Sotheby’s with an estimate of $1.5–2.5 million.

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.













A Visit to Alesia
Alesia is part of France’s national heritage; it is where Vercingetorix lost the decisive battle against Caesar. Time and again, French politicians have been inspired by this defeat. It fuelled their will to resist and motivated France to cooperate with victorious powers. This also affected the place itself, which Ursula Kampmann visited.
Numisstaxx: The Launch of a New Innovative Platform
The new platform Numisstaxx aims to allow its users to easily digitalize and share coins and create certificates of authenticity in a forgery-proof environment.