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
Inclusive Numismatics Conference
This conference at the Bank of England is a space where women, people of colour, those from the LGBTQ+ community and anyone who has not yet found the right forum for their passion can feel included. Proposals for papers are still accepted.
Hoard of Viking Coins Unearthed on the Isle of Man
The Isle of Man’s rich Viking legacy has been further enhanced by the discovery of the Island’s latest treasure hoard.
Archive: Coins, Medals and more

The Great Elector, Taxes and the Rise of Prussia
On 1 February 2024, the Künker auction house will hold its 400th auction sale. Among the 770 lots are very rare issues from the reign of Frederick William of Brandenburg-Prussia. They bear witness to the achievements of the Great Elector, who brought prosperity to a realm devastated by the Thirty Years’ War.

The Suffering of Leiden – A Siege During the Dutch Revolt
The third part of the Beuth Collection that Künker offers in Auction 420 contains many historically interesting emergency and siege coins. They were issued by the Dutch towns besieged by Spain during the 80 Years' War. One of these towns was Leiden, which to this day commemorates the end of the siege every year with a festival.













Over 3,200 Visitors at the 2025 National Money Show in Atlanta
The 2025 National Money Show featured an exciting mix of family fun, rare exhibits, and exclusive numismatic opportunities, making it a must-attend event for collectors, dealers, and history enthusiasts alike.
New Permanent Coin Exhibition at the Ducal Palace of Mantua
The most comprehensive collection of Mantua and Gonzaga coins and medals is now on long-term display at the Ducal Palace of Mantua. The exhibition is curated by numismatist Massimo Rossi.