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
Voting for the Best Latvian Collector Coin of 2024 is Open
From 24 March to 6 April 2025, Latvijas Banka, in cooperation with the news portal Delfi, organises the traditional public vote “Latvia’s Coin of the Year 2024”. This vote will, for the 21st time, determine the public’s favourite collector coin issued during the previous year.
Coin Shop Looted in Michigan
The Numismatic Crime Information Center notifies the numismatic community about a burglary at a coin shop in South Eastern Michigan on 16 December.
Archive: Coins, Medals and more

The Heidelberg Tun and Early Modern Winemaking
The most well-known symbol of the city of Heidelberg actually began as a sort of treasury: the Heidelberg Tun was built to accommodate the Palatinate’s tax revenue generated from winemaking. And then a Calvinist propagandist turned it into a tourist attraction. This is reflected in a medal that Künker will be auctioning on 29 September 2023.

Planchet Error, Overstrike, Double-Strike, Etc.: Which Errors Affect the Price of a Coin? – Part 1
The price of a coin does not only depend on its rarity and grade. There are many things that can affect a specimen’s value in a positive or negative way. This overview will help you to understand common terms, to use them confidently and to understand them in their context.













Ruthenium on Euro Commemorative Coins: Mints Turn to Innovative Finishes – with the Blessing of Central Banks
Coins with exotic precious metal coatings have long been viewed with skepticism, but Malta has now set a new trend with a galvanised commemorative coin. Other eurozone countries are also embracing innovative finishing techniques to capture contemporary tastes.
Numisma – The Zoom Seminar Series of the Australian Centre for Ancient Numismatic Studies
Today the online lecture series NUMISMA starts into the second half of the year. Students, researchers and collectors who are interested in ancient coins are very welcome! Find the upcoming lectures here.