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
Coins from the Era of Marius and Sulla Discovered in Tuscany
In the Livorno region, a hoard of 175 Roman Republican denarii of remarkable quality was found in 2021. The existence of the treasure was kept secret until an exhibition displayed the pieces in 2023.
CIT Legends: Aztec Empire
CIT’s Legends series is a feast for the eyes for all those who love to immerse themselves in a coin design. The fourth release of the series is dedicated to the Aztecs, the legendary people who offered blood sacrifices to assure the rising of the sun each day.
Archive: Coins, Medals and more

Frederick III of Denmark and Eben Ezer
SINCONA’s Auctions 92 to 95 will take place from 21 to 25 October 2024. This article introduces one of the many rarities up for sale: a so-called “Ebenezer” coin from Denmark. The 4-Ducat piece is extremely rare and of great historical interest.

The Borki Train Disaster
On 29 October 1888, the Russian imperial train derailed near the village of Borki. 23 people lost their lives. The tsar’s family survived. A medal commemorates the event. It will be offered by the Künker auction house on 1 February 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.
2-Euro Ticker: New €2 Coins in March 2025
Rumours about upcoming small-state euro issues are creating a buzz – and the collector year 2026 is already casting its numismatic shadow.