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
Euro Counterfeits: Fraudsters Increasingly Target Commemorative Coins
The number of counterfeit euro coins surged dramatically in 2023, with €2 coins—particularly commemorative issues—being the primary targets. Counterfeiters are employing increasingly sophisticated techniques, while investigators are analysing new varieties to track down illegal minting operations.
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.
Archive: Coins, Medals and more

Coins and Medals of the Popes: Representatives of the Catholic Church
Since the 16th century, people throughout Europe have collected coins and medals of the popes. Papal issues were often intended to be collectibles rather than a means of payment. Künker presents a little introduction to this fascinating subject.

The Turks, the Bohemian Estates and Two Gnadenpfennigs by Ferdinand I
SINCONA’s spring auction will be held from 13 to 15 May 2024. Among other highlights, two extremely rare gold gnadenpfennigs by Ferdinand I are on offer. The multiple coins with a weight of 10 and 15 gold gulden are among the great treasures of Habsburg numismatics. We share their story.













A Coveted 2-Euro Coin: Monaco Introduces Penalty Fee for Multiple Orders
The Principality’s commemorative coins are among the most expensive and sought-after collectibles in the eurozone – but they have also attracted speculators for years. The sales office is now taking drastic measures.
The End of Pobjoy Mint: An Interview with Taya Pobjoy
On 31 December 2023, Pobjoy Mint discontinued their operations. This marked the end of an era. In this interview, Taya Pobjoy explains why she decided to close down the mint and why she did not want to sell the company including her brand.