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 New and Advanced Coin Yearbook 2024
The new 2024 edition of the Coin Yearbook is fully revised and updated. It features accurate up-to-the-minute pricing of English, Scottish, Irish and Isle of Man coins and many more features.
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.

Gold at Record Highs: Melt Down or Preserve Historic Gold Coins?
Gold is now more expensive than ever. This trend has put many collectors and dealers in a moral dilemma: Which gold coins can be sold or melted down without hesitation, and where do the real treasures lie?













2024 Huntington Award Presented to William E. Metcalf
At the 167th Annual Meeting of the American Numismatic Society, the Archer M. Huntington Award was presented to Dr. William E. Metcalf, honoring his tremendous contributions to Roman and Byzantine numismatics.
2-Euro Ticker: New Releases in May 2025
Luxembourg celebrates the 25th anniversary of the Grand Duke’s accession – and prepares for his farewell – with a little help from a German mint. Italy, Finland, and Malta also delight the euro coin community with new designs.