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
Royal Mint Discontinues Rose Gold Alloy for Sovereign Coins
The Royal Mint has unveiled the Sovereign collection for 2025, alongside a major announcement regarding the coin’s future composition.
The Great Philly Pocket Change Heist
In the US, four men are standing trial as they allegedly stole coins worth 234,500 dollars from a truck. That was a ton of work. since their loot consisted of more than 2 million dimes, which were difficult to transport and even harder to spend…
Archive: Coins, Medals and more

Gustav III: A Conservative Revolutionary
On 20 June 2023, Künker will auction off medals that the Swedish King Gustav III himself gave as a present to the young Peter Frederick Augustus of Oldenburg. These medals are a testament to the policies of the king who was shot dead at a masked ball in 1792.

Highlights from the Bruun Collection
Stacks will sell the about 20.000 coins of the Bruun Collection in various auctions. The first sale features 300 Scandinavian rarities with an estimated value of 10 million US dollars. Learn more about two of the highlights: a Danish gold noble and a Norwegian Speciedaler dated to 1661 depicting the fortress of Akershus.













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.
Will the International Coin Market Be Affected by the New US Tariff Policy?
America’s tariff regime is dominating the headlines. Yesterday morning (CET), when Ursula Kampmann wrote this article, many countries were under the threat of high punitive tariffs. As of yesterday evening (CET), this is no longer the case. But it is still interesting to consider what would happen in the coin market if punitive tariffs were imposed.