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
Happy Birthday! The IADAA Turns 30
The International Association of Dealers in Ancient Art (IADAA) celebrates its 30th anniversary. James Ede, one of the founding fathers, remembers his personal experiences in the association and the antiquities trade.
CCG’s Mark Salzberg Announces Retirement
After nearly 40 years in the world of collectibles, Mark Salzberg has announced his retirement. His decisions as leader of Certified Collectibles Group have had much impact on numismatics.
Archive: Coins, Medals and more

The Casa de la Moneda Museum in Madrid
Are you interested in coins of Spain and the Hispanic world? Then we have an important address for you: the Museum of the Casa de la Moneda in Madrid, which is located on the premises of the Spanish mint.

The Turks, the Bohemian Estates and Two Gnadenpfennigs by Ferdinand I
SINCONA’s spring auction will be held from 13 to 15 May 2024. Among other highlights, two extremely rare gold gnadenpfennigs by Ferdinand I are on offer. The multiple coins with a weight of 10 and 15 gold gulden are among the great treasures of Habsburg numismatics. We share their story.













“Money Talks” – Understanding Leaders in the Collectibles Market
“Money Talks” is the new show of Stack’s Bowers Galleries proposing conversations with market makers and leaders within the world of rare collectibles and finance. Episode 3 features former CCG chairman Mark Salzberg. And season two is about to come.
Numisstaxx: The Launch of a New Innovative Platform
The new platform Numisstaxx aims to allow its users to easily digitalize and share coins and create certificates of authenticity in a forgery-proof environment.