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
Gold Coins With Altered Years: Also a Known Problem in Switzerland
In one of our last issues, we published an article by NGC about a Prussian gold coin with an altered year. Switzerland is also very familiar with such forgeries, as Patrick Huber tells us.
Friedrich Popken (1940-2024)
On 27 July 2024, Friedrich Popken passed away at the age of 84. As well as being a well-known entrepreneur, he was also a highly esteemed coin collector who supported and promoted many numismatic projects. An obituary by Fritz Rudolf Künker.
Archive: Coins, Medals and more

State-of-the-Art Minting Technology
Colours, special shapes, inlays, micro inscriptions, latent images and holograms – many technologies are used on commemorative coins today. In this article, we give you a little overview of the different technologies that are currently applied in the coin producing industry.

Fascinating Change: The 50 State Quarters of the USA – a Milestone
By means of the 50 State Quarters, the US Mint succeeded in rekindling the people’s love of coins and bringing it to the next generation. What was so special about this series? Let’s look back.













Eisleben, Germany: Church Treasure Recovered After Almost 400 Years
What a find: last year, a hoard of 864 coins was discovered in a sandstone figure in a church in Eisleben, Germany. The coins were hidden there during the Thirty Years’ War and provide a rare insight into the currency in circulation at that time. A coin expert from the region tells us more about it.
Museums, the Coin Market, and the Public – Insights Into a Fruitful Cooperation
On the occasion of the Evento Numismático in Madrid, CoinsWeekly will host an international conference session on the cooperation of all stakeholders in numismatics. We feel honoured that the organisers asked us to contribute to this event.