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
Warning Against Overpriced Coins: “Stick Figure” and “Woman on a Bull” Designs Aren’t Just Found in the Euro Zone
“Mega-rarity from your change” – sensational headlines like these frustrate coin collectors and dealers across Europe. Yet, it’s not just within the Eurozone that supposed rarities, often lacking genuine collector value, make waves.
2022 Biggest Year for Treasure Finds in the UK
Earlier this year, the British Museum launched the latest Portable Antiquities Scheme (PAS) Annual Report. This showed that in 2022, over 50,000 archaeological finds were recorded, including 1,378 Treasure cases – the highest ever reported in a single year. See some of the highlights here.
Archive: Coins, Medals and more

The Heidelberg Tun and Early Modern Winemaking
The most well-known symbol of the city of Heidelberg actually began as a sort of treasury: the Heidelberg Tun was built to accommodate the Palatinate’s tax revenue generated from winemaking. And then a Calvinist propagandist turned it into a tourist attraction. This is reflected in a medal that Künker will be auctioning on 29 September 2023.

Planchet Error, Overstrike, Double-Strike, Etc.: Which Errors Affect the Price of a Coin? – Part 1
The price of a coin does not only depend on its rarity and grade. There are many things that can affect a specimen’s value in a positive or negative way. This overview will help you to understand common terms, to use them confidently and to understand them in their context.













Bulgaria and the Euro: the Current Situation
The plan was for Bulgaria to become a member of the eurozone by January 2024. However, this timeline will not be met. Find out more about the state of negotiations and the motifs that will be depicted on future Bulgarian euro coins.
NGC Promotes Ben Wengel to Senior Vice President of World Coin Grading
NGC promoted Ben Wengel to Senior Vice President of World Coin Grading. The expert for coin counterfeit detection has worked for NGC since his time as a university student.