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
How AI Is Transforming Numismatics
Can entire numismatic reference books be written by artificial intelligence? Are ChatGPT and similar technologies becoming competitors for news portals, specialist publishers, and PR agencies? What can AI truly achieve? We put it to the test.
Manfred Dunker Honored as the Founder of Modern Coin Marketing
Manfred Dunker played a decisive role in the creation of MDM and is probably the most influential person in the history of modern commemorative coins. At the World Money Fair 2025, Samlerhuset Group paid tribute to its most important employee.
Archive: Coins, Medals and more

Pattern of the First-Class Warrior Medal – A Previously Unknown Relic of German Colonial History
Leu’s first World Coins Floor Sale features a previously unknown pattern of a warrior merit medal for indigenous soldiers in German East Africa. This exceptional item provides rare insight into the early development of this obscure decoration.

Gold from Rhodes for the Battle for Rome
On 30 October 2024, Künker will be auctioning an aureus minted by Caesar’s assassins in 42 BC. The extremely rare piece is estimated at 100,000 euros. We tell the story of a coin that takes us back to the heart of the Roman civil war.













The Difference Between Stamps and Coins: Not as Trivial as You’d Think!
There are times when uninformed people buy anything as long as the object in question might retain its value. Disillusionment strikes when the market situation changes. The realisation that there isn’t a market for every collectible ruined many a collecting field in the past. Ursula Kampmann urges caution.
“art.power(s).wealth” – New Special Exhibition at the Swiss Finance Museum
The new special exhibition “art.power(s).wealth” at the Swiss Finance Museum wants to show how the art market works and what parallels there are with the financial market.