Matidia.
Denarius (112 AD), Rome.
Condition: very rare, vf /vf+.

Julian II. Apostata as Caesar.
Solidus (355–357 AD), Rome.
Condition: unc

Frederik IV.
Double-Ducat 1704, Copenhagen.
With certificate of authenticity.
Condition: ef-

Johann Wilhelm.
Ducat 1753, Nuremberg.
Condition: rare, lightly worked, vf-

Archive: People and Markets
CIT presents: Alcatraz Island
With Alcatraz, CIT presents a coin that takes the depiction of islands to a completely new level. Be it from a bird’s eye view or from the side, the coin depicts the legendary penitentiary complex in great detail and illustrates why the island became a myth.
Successful December 2023 HKINF
The organizers of the 11th Hong Kong International Numismatic Fair (HKINF) are grateful for the positive feedback they received for the event. The date of the next HKINF has now been announced. Tables are still available.
Archive: Coins, Medals and more

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.

Counterfeit Detection: Altered Prussia 20 Mark
An NGC expert gives us insight into his everyday life. He shows how the year on a coin from the German Empire was altered by a coin doctor.

















French Error Coin: The Monnaie de Paris Coin Mishap
The French mint Monnaie de Paris had planned to introduce a new design for coins of 10, 20 and 50 cents in 2024, but a mishap with serious consequences occurred – and while the extent of the financial loss that ensued is still unknown, it is clear that it caused great damage to the mint´s image.
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.