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
Space Premiere – Mint of Poland Created the World’s First Flying Coin
The Mint of Poland presented the UFO MP-1766 at the World Money Fair 2024, which is said to be the first flying coin in the World. The coin is lifted by an internal motor and, upon interaction with a specially designed base, it levitates due to the magnetic field generated between them.
The Numismatic Index numindex in November 2023 – Your Feedback Counts!
At the beginning of the year, numindex was launched as a kind of stock index for coins. In addition to regular updates, some helpful new features have since been introduced. Your opinion as a CoinsWeekly reader is now needed!
Archive: Coins, Medals and more

Clémentine d’Orléans: Extraordinary Woman and Coin Collector
Few women have left such a decisive mark on the history of 19th-century Europe as Cleméntine d’Orléans, and yet it was not until 2007 that her life was honored with a biography. Künker is now offering the coin collection that once belonged to this unusual woman.

The Heidelberg Tun and Early Modern Winemaking
The most well-known symbol of the city of Heidelberg actually began as a sort of treasury: the Heidelberg Tun was built to accommodate the Palatinate’s tax revenue generated from winemaking. And then a Calvinist propagandist turned it into a tourist attraction. This is reflected in a medal that Künker will be auctioning on 29 September 2023.













ACCG Introduces Their New Executive Director
Since January 1, 2024 the Ancient Coin Collectors Guild has had a new Executive Director: Keith Twitchell. Twitchell replaces Peter Tompa, who will remain active on the ACCG Board of Directors
Stack’s Bowers Moves Into New Hong Kong Office
Stack’s Bowers Galleries has relocated their Hong Kong headquarters. The new space is larger with a state-of-the-art auction facility. Opening will take place on October 11.