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
The FBI Warns: Fraudsters Have Their Sights Set on Coin Collectors
The FBI has published a new warning that scammers are trying to trick older people in particular out of their coins. Find out which scams are common and how you can protect yourself against them.
Cristiano Ronaldo on a Commemorative Coin from Portugal? Controversy Surrounds an AI Fake
A purported special edition coin honouring the world-famous football icon is making headlines. However, it’s unlikely that Ronaldo and his peers will ever appear in your change – and there are compelling reasons for this.
Archive: Coins, Medals and more

Farewell to the Penny: (No) Impact on Numismatics?
The United States Mint is ending production of the one-cent coin – triggering a rush on 2025 penny rolls. But one expert urges collectors to stay calm.

A Commemorative Coin Celebrating the Completion of Austria’s Southern Railway
Commemorative coins were issued far less frequently in the 19th century than today. The fact that Emperor Franz Joseph dedicated a commemorative coin to the Austrian Southern Railway is therefore testimony to the outstanding importance of this line. In auction 408, Künker is offering two of only 1,644 specimens minted.













How the Certified Collectibles Group Takes Action Against Fraudsters
The Certified Collectibles Group (CCG) aggressively pursues bad actors who seek to defraud them and the collecting community. CEO Steven R. Eichenbaum reports on the fight and provides examples.
Myntauktioner i Sverige AB Enters Partnership with Künker
Cooperation is the key to success. Following this motto, the Künker auction house enters another strategic partnership with Myntauktioner i Sverige AB, headed by Dan Carlberg, Sweden’s leading auction house.