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
Stack’s Bowers Galleries Professional Numismatist Program
If you have ever considered making your hobby your profession and aren’t older than 25 years, the Stack’s Bowers Professional Numismatist Program offers an opportunity to acquire the skills necessary to be successful in this field.
12th Kuala Lumpur International Numismatic Fair
Over 60 exhibiting companies will attend the Kuala Lumpur International Numismatic Fair, which will take place from March 29th to March 31st, 2024. Whether you’re a seasoned collector or a budding enthusiast, this event offers an opportunity to immerse yourself in the world of rare and valuable treasures.
Archive: Coins, Medals and more

Cleaning, Patina, Verdigris etc.: Which Errors Affect the Price of a Coin? – Part 2
The price of a coin does not only depend on its rarity and quality. In the second part of our overview we will talk about wear and tear, cleaning and the consequences of environmental processes.

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.













Using Coins as Sources: The Roman Provinces, 300 BCE–300 CE
The series “Guides to the Coinage of the Ancient World” has a new volume. Andrew Burnett has published his work on Roman Provincial coins, highlighting the unique insights these coins provide into the Roman world. Order by the end of January for a 20% discount!
Hacksilber, Persian and Early Hellenistic Coinage from the Jeselsohn Collection
Haim Gitler, David Jeselsohn, Mati Johananoff and Oren Tal present the first volume of a series about the Jeselsohn Collection of Coins of the Holy Land, which is probably the most important collection of coins of the southern Levant. This volume covers Hacksilber, Persian and Early Hellenistic coinage.