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
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.
Swinging London: Coinex 2024
Despite Brexit and competing events, Coinex is definitely worth a trip – especially to meet the many young dealers who gather there. After all, London is swinging at Coinex, too! Ursula Kampmann reports.
Archive: Coins, Medals and more

Counterfeit Detection: Altered Prussia 20 Mark
An NGC expert gives us insight into his everyday life. He shows how the year on a coin from the German Empire was altered by a coin doctor.

Frederick III of Denmark and Eben Ezer
SINCONA’s Auctions 92 to 95 will take place from 21 to 25 October 2024. This article introduces one of the many rarities up for sale: a so-called “Ebenezer” coin from Denmark. The 4-Ducat piece is extremely rare and of great historical interest.













The Brahekyrkan Coin Hoard – A Sensational Find on Visingsö
Swedish archaeologists made a spectacular discovery on the island of Visingsö. They found 170 coins from the mid-12th century in a grave, posing a number of questions.
There’s a Lot Going on at Swissmint!
A new website, a new online shop, a new layout for its customer magazine – these are just some of the innovations Swissmint has in store for us. The mint has changed profoundly over the past two years. Ursula Kampmann explains how.