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
2023 American Medal of the Year Award
In 2023, the American Medal of the Year award goes to a medallist who paid tribute to Ukraine and its president. Two other medals were chosen as finalists.
Theft at the Stockholm Royal Coin Cabinet
An audit at the Royal Coin Cabinet in Stockholm showed that a transferred 2.6 million euros worth of objects are missing. Now a former employee has to answer for theft.
Archive: Coins, Medals and more

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.

Swissmint, a Mint of Records
Swiss numismatics is full of surprises, rarities and exciting stories. We have compiled a little overview of national and international records for you.













Donald Trump: Now Also a Coin Dealer and Designer
Supporters of the Republican US presidential candidate Donald Trump can now show their backing numismatically: following sneakers and trading cards, Trump has now launched a commemorative medal under the “Trump Coins” brand.
George Kolbe Retires from Bookselling
After over 55 years in the numismatic bookseller business, George Kolbe decided to retire from the partnership of Kolbe & Fanning Numismatic Booksellers.