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
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.
Defamatory Attack on IADAA And Its Officers – a Response
A French newspaper article claims IADAA chairman Vincent Geerling to be involved in trafficking antiquities. A close look reveals a distortion of facts – or how the journalist and the authorities simply ignored them. With consequences not only for the accused.
Archive: Coins, Medals and more

What Will Be Depicted on Croatia’s Euro Coins?
In 2023, Croatia will become the youngest member of the euro zone. The themes of Croatia’s euro coins have already been chosen – and one of them has stirred up controversy. Let’s find out how Croatia presents itself to Europe on its new coins.

In Search of the Big Five
The Big Five – they are the stars on South Africa's commemorative coins. We visit the elephant, lion, rhino, buffalo, and leopard in their most famous reserve, the Kruger National Park. Let's see how many of the iconic five we can capture (with the camera).













“Alexandria in Nummis”– Impressions from the Symposium in Lugano
On 20 and 21 September, the Circolo Numismatico Ticinese (CNT) held an international symposium in Lugano dedicated to the Roman Imperial Coinage of Alexandria. Fabrizio Rossini, CNT president, shares his impressions of the event.
ANS Awards the 2025 Trustees’ Award to the NYINC
The American Numismatic Society annually presents the Trustees’ Award to honor those advancing the study and appreciation of numismatics. This year, the New York International Numismatic Convention was recognized for over 50 years of uniting coin collectors, dealers, and enthusiasts.