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
A Numismatist at the Head of the British Museum?
Following the resignation of the British Museum’s director and his deputy, the board of trustees has already filled one position on an interim basis. Surprisingly, the numismatist Sir Mark Jones has been proposed as interim director.
The Fight for Collector’s Rights: An Interview With Ursula Kampmann
For his passionately run “Numischannel” on YouTube, Argentine numismatist Damian Salgado conducted an interview with Ursula Kampmann. Among other things, they talked about private collecting, the rights of collectors and the fight against unfair legislation worldwide. Take a look!
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.













Training Exercise for Cultural Heritage Response Unit
The German Archaeological Institute (DAI), in cooperation with the German Federal Agency for Technical Relief (THW), is building an emergency response unit to provide rapid assistance in the event of disasters around the world. In a fictious earthquake scenario, experts were recently trained in how to protect and preserve cultural heritage.
The Numismatic Index on 13 June 2023
The numismatic index numindex transparently shows how the prices of selected coins change over time. In the style of a stock index, it was designed for collectors who consider their collection an investment. Find out about the current state of the index.