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 of the Islamic Lands From the Nasser D. Khalili Collection
The Khalili Collection of Islamic Art is one of the most comprehensive of its kind, and its Islamic coinage is among the finest in private hands. A catalog featuring highlights from the early period of Islamic Coinage has now been published, including many rare and unpublished specimens.
Two-Euro Ticker: New 2-Euro Coins in September 2024
The Federal Republic is once again stirring up the collector world with two surprising announcements. Additionally, San Marino, Slovakia, and Latvia are delighting collectors with new designs.
Archive: Coins, Medals and more

Coloured Metal from Austria: Niobium Coins
In 2003, the Austrian Mint introduced a new metal with exciting characteristics to the world of coins: niobium. The beginning of a success story.

Clémentine d’Orléans: Extraordinary Woman and Coin Collector
Few women have left such a decisive mark on the history of 19th-century Europe as Cleméntine d’Orléans, and yet it was not until 2007 that her life was honored with a biography. Künker is now offering the coin collection that once belonged to this unusual woman.













Manfred Dunker Honored as the Founder of Modern Coin Marketing
Manfred Dunker played a decisive role in the creation of MDM and is probably the most influential person in the history of modern commemorative coins. At the World Money Fair 2025, Samlerhuset Group paid tribute to its most important employee.
New CCG Office will open in Dubai 2024
The Certified Collectibles Group will open an office in Dubai in 2024. The new office will make it easier for collectors and dealers in the region to submit to NGC, PMG and CGC.