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
Two-Euro Ticker: A Look Ahead at the €2 Coins of 2025 (and 2026)
After a relatively quiet end to 2024 in the world of €2 coins, the start of the new year finally brings fresh energy to this collecting field.
Zimbabwe Issues Digital Gold Tokens for Investors
The Reserve Bank of Zimbabwe offers Gold-backed digital tokens for investment. The offer closed on 10 May 2023.
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.

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.













Bimetallic Coin Celebrates 150 Years of the Swiss Federal Supreme Court
With a 10-franc bimetallic coin, Swissmint commemorates the founding of the Federal Supreme Court of Switzerland 150 years ago. The coin is available today.
CoinsWeekly Special Issue for the TICC Tokyo 2025
After overwhelming interest in the last years, we have once again published a printed CoinsWeekly Special Issue for TICC 2025, which takes place in Tokyo from April 26 to 28. If you can’t make it to Tokyo, you can download the PDF here.