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
CoinsWeekly Special Issue for the TICC Tokyo 2024
After overwhelming interest last year, we have once again published a printed CoinsWeekly Special Issue for TICC 2024, which takes place in Tokyo from April 26 to 28. If you can’t make it to Tokyo, you can download the PDF here.
Lars O. Lagerqvist (1929-2023)
Lars O. Lagerqvist, former director of the Royal Coin Cabinet in Stockholm and FIDEM Honorary President, passed away. He was one of the most important Swedish numismatists and a renowned expert for medals. Marie-Astrid Voisin Pelsdonk remembers her mentor and friend.
Archive: Coins, Medals and more

Bulgaria, Prince Ferdinand I and the Railroad
One of the highlights of Künker’s auction 395 is a spectacular gold medal with a weight of 110 ductats. It was the personal property of Prince Ferdinand I. of Bulgaria. This medal takes us back into a period when Bulgaria modernized its economy. And the railroad system played a major role in this.

Why Neuchâtel Is Not Part of France Today
It was a close call – Louis XIV would certainly have swallowed up Neuchâtel in today’s Switzerland if it had not been for Marie de Nemours’ fierce insistence on her rights. We explain the political situation and introduce you to the princess and her coinage. All the pieces shown come from the Bürki Collection and will be on offer in SINCONA’s Auction 95 on 24 October 2024.













A New Member to Join the SINCONA Team: Michael Otto
The SINCONA team is excited to welcome a new member. As of 1 January 2025, Michael Otto is working at the SINCONA Group’s headquarters in Zurich. He is looking forward to taking over the position as Head of Numismatics.
Important Volumes on Ancient Numismatics Will Soon Be Freely Available Online
A great piece of news: Over 6,000 volumes primarily on ancient numismatics from the S&S Library will be digitized and made available for everyone through the Newman Numismatic Portal.