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
Happy Birthday! The IADAA Turns 30
The International Association of Dealers in Ancient Art (IADAA) celebrates its 30th anniversary. James Ede, one of the founding fathers, remembers his personal experiences in the association and the antiquities trade.
Alexandria in Nummis – International Symposium in Lugano 2024
The Circolo Numismatico Ticinese presents the program to the international symposium “Alexandria in Nummis” dedicated to the Roman Imperial Coinage of Alexandria.
Archive: Coins, Medals and more

Maria Theresa and Her Persecution of Jews
On 18 December 1744, Maria Theresa adopted a decree that expelled 40,000 Bohemian Jews from their homeland. A medal testifies to the fact that she had to revoke the decree due to financial and diplomatic pressure. The time of Jewish persecution was over for the time being – that is, until the genocide of the Jews in the 20th century.

L. E. Bruun: A Collector in His Time
On the occasion of the upcoming auction of the second part of the Bruun Collection, Ursula Kampmann set out again to explore the story of the person behind this collection on behalf of Stack's. This time, she took a close look at Bruun's career as a collector. Read on to learn about the coin trade and the world of collecting before the Second World War.













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.
New Security Standards for the World Money Fair
The personalization of tickets has become standard at many events. Starting in 2025, visitors to the World Money Fair will be required to provide their personal data when purchasing tickets.