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
Numismatica Centroeuropaea Conference in Legnica
On 16-19 September 2025, the eighth Numismatica Centroeuropaea Conference will take Place in Legnica, Poland. The topic is “Money of the Dynasties.” A dedicated webpage with up-to-date information on the conference is now available.
CoinsWeekly Special Issue for the TICC Tokyo 2024
After overwhelming interest last year, we have once again published a printed CoinsWeekly Special Issue for TICC 2024, which takes place in Tokyo from April 26 to 28. If you can’t make it to Tokyo, you can download the PDF here.
Archive: Coins, Medals and more

25 Francs in Gold: Swissmint’s New Gold Coin
Since 2022, Swissmint has been issuing 25-franc gold coins. The latest release is a tribute to the history of Swiss gold coinage, combining elements of the first 20-franc piece and the enigmatic 1955 issue, which never entered circulation. And Swissmint also has some interesting plans for the future, as Ursula Kampmann discovered.

Münster, Osnabrück, Passau and the Counts of Lamberg
Münster, Osnabrück and Passau: How are these places related to the Counts of Lamberg? We use coins from Künker’s auction 424 to illustrate how noble families in the Holy Roman Empire climbed the social ladder in early modern times, and explain the reasons for and the consequences of such ascents.













A New Member to Join the SINCONA Team: Michael Otto
The SINCONA team is excited to welcome a new member. As of 1 January 2025, Michael Otto is working at the SINCONA Group’s headquarters in Zurich. He is looking forward to taking over the position as Head of Numismatics.
Ephesus Experience Museum – Symphony on a World Heritage Site
Visitors to the ruins of ancient Ephesus will now find an additional museum on the site. The focus here is not on originals, but on atmospheric installations and technical projections of the highest standard. The experience was created by Atelier Brückner.