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
Beware of This Scam! These Euro Error Coins Are Not Error Coins
The Internet is currently full of so-called “error coins” – and many collectors fall victim to fraudulent offers. Our author numiscontrol explains what you need to know about the minting process to easily notice when something is off.
Numisma – Zoom Seminars of the Australian Centre for Ancient Numismatic Studies
Registration is now open to attend the upcoming zoom seminar series of the Australian Centre for Ancient Numismatic Studies (ACANS). Everyone interested in the study of ancient coins is welcome and encouraged to join the online lecture series. Find the upcoming lectures here.
Archive: Coins, Medals and more

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.

Coins and Medals of the Popes: Representatives of the Catholic Church
Since the 16th century, people throughout Europe have collected coins and medals of the popes. Papal issues were often intended to be collectibles rather than a means of payment. Künker presents a little introduction to this fascinating subject.













A Force of Nature Embodied in a Coin: CIT’s Lost City – Pompeii
CIT has captured the dramatic eruption of Mount Vesuvius in the year 79 with a three-dimensional representation. True to scale, and thanks to smartminting® in every detail, we see erupting Vesuvius, pouring its lava over the buildings of the city of Pompeii.
National Coin Week: Spotlight on Numismatics
The American Numismatic Association (ANA) has been organising a national week of events in honour of numismatics since 1924. The ANA presents the entire spectrum of coin collecting with playful missions for children and specialist lectures from the world of science.