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
PNG Advisory: No, You Don’t Have A $124 Million Penny
Recent online stories about pennies allegedly worth $124 million and billion-dollar 1976 Bicentennial quarter dollars are either false or grossly misleading, advises the Professional Numismatists Guild.
CIT’s Iron Maiden – Piece of Mind
Again CIT pays tribute to the British heavy metal band Iron Maiden. In 2023, CIT’s coin is dedicated to the band’s fourth studio album “Piece of Mind”.
Archive: Coins, Medals and more

The Gnadenpfennig – An Object Between Decoration, Medal, and Coin
Gnadenpfennigs are an extremely rare category of numismatic objects. Künker is proud to offer nine lots in auction 418 on 29 January 2025 that are, or are likely to be, gnadenpfennigs. We explain the purpose of these issues and when they were created.

The Roman Civil War of 68/9: The Prelude to the Year of the Four Emperors
Heidelberger Münzhandlung will offer a series of coins of impeccable quality struck during the Roman Civil War at its auction on 12 and 13 November 2024. We take advantage of this opportunity to examine the historical background of these issues, going back to a time when counter-emperors did not (yet) dare to put their portrait on coins.













The Rhone Glacier Concludes the Swiss Glaciers Trilogy
With its new “Rhone glacier” coin, Swissmint pays tribute to the approximately 10-kilometer-long ice field that has been a popular tourist attraction in Switzerland since the 19th century. This coin marks the end of the “Swiss Glaciers” series.
A Holey Dollar Returns to Toruń – An Update on the Torún Coin Theft
The Australian Federal Police have announced that they have helped return a Holey Dollar from the Toruń theft to the city’s regional museum. Here is the latest news on the theft of at least 194 coins, which is currently being tried in court.