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
Giant’s Causeway: A Natural Wonder at Risk – Because of Coins?
One of Britain’s most iconic natural landmarks is under threat – because tourists are decorating the famous basalt columns of the Giant’s Causeway with coins. What may seem like a well-meaning gesture is now causing increasing damage to the geologically unique rock formation.
NICAC Raises Concerns Over 2026 World Cup Commemorative Coins
The Numismatic Industry Coinage Advisory Committee (NICAC) released a report expressing concerns with legislation authorizing the minting of coins commemorating the 2026 FIFA World Cup. This gives us a fascinating insight into what happens behind the scenes when a coin is issued for a major sporting event.
Archive: Coins, Medals and more

25 Years Ago: Millennium Coins and the Dawn of a New Era
The transition to a new millennium captivated the numismatic world. Commemorative coins from that time were colourful and bold, as a brief glance at the past led to a high-speed journey into a high-tech future—only for things to turn out differently.

Oh Dear, I Think I’m Becoming a God! Numismatic Testaments to the Consecration of Roman Emperors
On 31 October 2024, Künker will auction off part 9 of the Dr. W.R. Collection. It presents Roman coins from the period between the civil war of 68/9 and the end of the Severan dynasty. The diverse material illustrates the numismatic traces of the consecration of Roman emperors.













€150,000 each: The World’s Most Expensive Euro Coins – They Really Exist!
A six-figure sum for a single euro commemorative coin? Stories like this repeatedly grab headlines – most recently with rumours of a commemorative issue honouring Cristiano Ronaldo. But which price records for euro coins are actually realistic?
Museum of American Finance to Display Collection Highlights at IMEX
The Museum of American Finance will display some of their most important documents at the International Money Exposition (IMEX) in Nashville. See some of the collection highlights here.