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
Vote for the Theme of the New Euro Banknotes!
The ECB is developing a new series of Euro banknotes. As Europeans should identify with their currency, people are invited to express preferences on seven shortlisted themes in a public survey.
Stockholm Numismatica 2023
In 2023, Stockholm Numismatica will take place on 1 October. The previous day at the same premises a series of exclusive coins from the Gunnar Ekström collection will be sold in a public auction.
Archive: Coins, Medals and more

Bulgaria, Prince Ferdinand I and the Railroad
One of the highlights of Künker’s auction 395 is a spectacular gold medal with a weight of 110 ductats. It was the personal property of Prince Ferdinand I. of Bulgaria. This medal takes us back into a period when Bulgaria modernized its economy. And the railroad system played a major role in this.













Report of the ICOMON 29th Annual Conference in Kuala Lumpur
The 2023 ICOMON conference was held in Malaysia. Read here about the program, the topics presented and discussed, and where you can watch the presentations online.
Beware of This Scam! These Euro Error Coins Are Not Error Coins
The Internet is currently full of so-called “error coins” – and many collectors fall victim to fraudulent offers. Our author numiscontrol explains what you need to know about the minting process to easily notice when something is off.