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
Coiniverse Launches AI Assistant for Coin Collectors
The coin collecting app Coiniverse announced the launch of Coin AI, a cutting-edge generative AI assistant designed to enrich the coin collecting experience. Find out what it can do.
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.
Archive: Coins, Medals and more

The First Piece of Mail Sent Using a Stamp to Be Offered at Sotheby’s
A Penny Black affixed to a Mulready envelope is among the most valuable items in Philately ever offered at auction. The earliest posted envelope using a prepaid stamp, dating to 1840, will be sold at Sotheby’s with an estimate of $1.5–2.5 million.

Queen Anne: Great Britain on Its Way to Becoming a Global Power
On 26 May 2025, SINCONA will auction off part 6 of the British Collection presenting the medals of this ensemble. In this article, we will show you some of the treasures among the lots and explore the story of Queen Anne. Under her rule, Great Britain became the most important trading power in Europe.













Access to Cash Becoming More Difficult: Bundesbank Sees Growing Challenges
Despite declining numbers of ATMs and bank branches, the Bundesbank currently still considers access to cash in Germany to be secure. However, in its March 2025 monthly report, it warns of clear downward trends.
Sofia Numismatic School 2023
The Sofia Numismatic School 2023 discusses ancient numismatics. A focus will be on the implementation of innovative digital methodology and the concept of Digital Numismatics. Graduate and postgraduate students can still apply!