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
Heritage Auctions Opens German Office in Munich
Germany has a vibrant collector community. The US auction giant Heritage Auctions has also recognized this. It has opened a new office in Munich to offer German clients personalized support and access to a global audience for their collections.
CIT’s Iron Maiden – Piece of Mind
Again CIT pays tribute to the British heavy metal band Iron Maiden. In 2023, CIT’s coin is dedicated to the band’s fourth studio album “Piece of Mind”.
Archive: Coins, Medals and more

The Vreneli – A Swiss Icon
With its latest commemorative coin, Swissmint honours the last issue of the 10-franc vreneli minted 100 years ago. A prime opportunity to recall the history of this iconic Swiss gold coin.

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.













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.
These Are Japan’s New Banknotes
In April 2023, the Bank of Japan has presented the first specimens of the new banknotes, which will enter circulation in 2024. The 1,000, 5,000, and 10,000 yen denominations will feature new motifs and new security features.