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
Bulgaria and the Euro: the Current Situation
The plan was for Bulgaria to become a member of the eurozone by January 2024. However, this timeline will not be met. Find out more about the state of negotiations and the motifs that will be depicted on future Bulgarian euro coins.
PMG Now Grading Banknotes Year-round in Munich
The introduction of full-time PMG grading services in Munich, initially available for the Bulk and Modern tiers, marks a new expansion of the company’s services for the paper money collecting community in Europe.
Archive: Coins, Medals and more

The Suffering of Leiden – A Siege During the Dutch Revolt
The third part of the Beuth Collection that Künker offers in Auction 420 contains many historically interesting emergency and siege coins. They were issued by the Dutch towns besieged by Spain during the 80 Years' War. One of these towns was Leiden, which to this day commemorates the end of the siege every year with a festival.













Lars Emil Bruun (1852–1923): From the Local Inn to an International Enterprise
The auction of the exceptional Bruun collection, 100 years after the collector’s death, has attracted a great deal of attention. But who was Bruun as a person? What inspired him? On behalf of Stack’s, Ursula Kampmann went in search of Bruun’s personality and compiled a short biography.
Swissmint Issue Programme 2025
Swissmint unveils its issue programme for 2025, featuring six commemorative coins across various denominations.