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
Osaka 2025 World Expo Commemorated with Silver Coin
For Expo2025 Japan plans to issue five different coins. For one of these the Ministry of Finance has released the Design of a 1,000-Yen silver coin.
Between Tradition and the Demands of a New Economic World
The 32nd Mint Directors Conference took place in Cape Town from April 27th to 29th, 2025. It was the highlight of my numismatic journey through South Africa. In an international context, South Africa presented itself as a promising country of (numismatic) opportunities.
Archive: Coins, Medals and more

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.













A Numismatist at the Head of the British Museum?
Following the resignation of the British Museum’s director and his deputy, the board of trustees has already filled one position on an interim basis. Surprisingly, the numismatist Sir Mark Jones has been proposed as interim director.
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.