

Gold medal in the weight of 50 ducats
commemorating the publication of the second volume
of Alexander von Humboldt’s *Kosmos*.
NGC MS 65 PL.
From the estate of Emperor William I.

Gold medal in the weight of 50 ducats commemorating
the unveiling of the equestrian statue of
Frederick the Great on Unter den Linden in Berlin in 1851.
NGC MS 63 PL.
From the estate of Emperor William I.

General’s Medal in the weight of 120 ducats, 1871,
commemorating the victory over France.
A magnificent specimen.
From the estate of Emperor William I.

1 1/2 rubles (10 zlotys), 1835, St. Petersburg.
NGC MS 64 (Top Pop).
Only 36 examples struck.
A cabinet piece from polished dies.
From the estate of King Frederick William IV.

5 ducats, 1681.
Struck with the dies of a guilder.
NGC PF 64 Cameo.
Proof.

5 ducats, 1634, Vienna.
Extremely rare.
Extremely fine-uncirculated.

Salvator Medal in the weight of 12 ducats,
n. d.(around 1840).
NGC PF 61 CAMEO.
Proof.

5 ducats, n. d. (1708–1710),
with the title of Joseph I. NGC MS 64.
Extremely rare. According to mint records,
only 7 copies struck.
A magnificent piece.
Archive: People and Markets
Hidden Coins Indicate the Destruction of a City
In the 4th century, the Jews revolted one last time against Roman rule. Now, for the first time, there is archaeological evidence of the destruction of the city of Lod during the suppression of the revolt – a hoard of coins recently found by Israeli archaeologists in the ruins of a building.
Museum of American Finance Announces New Exhibit Headquarters
The Museum of American Finance, a Smithsonian affiliate, is relocating to Boston with a new 5,400 sq ft space set to open on July 1, 2026. This marks its first permanent exhibit location since leaving 48 Wall Street in New York in 2018 after a flood damaged the facility but spared its renowned collections.
Archive: Coins, Medals and more

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.

Queen Anne: Great Britain on Its Way to Becoming a Global Power
On 26 May 2025, SINCONA will auction off part 6 of the British Collection presenting the medals of this ensemble. In this article, we will show you some of the treasures among the lots and explore the story of Queen Anne. Under her rule, Great Britain became the most important trading power in Europe.












Precious Metals Future Forum 2025: Between Geopolitical Uncertainty and Digital Transformation
The inaugural Precious Metals Future Forum in Frankfurt has highlighted how profoundly the precious metals industry is undergoing change – economically, geopolitically, and technologically.
How the Romans Made Counterfeits
Counterfeits have been around in ancient Roman times, too – usually, they were cast from a copper-tin alloy. Researchers at the University of Tübingen examined the counterfeiting process and reconstructed it experimentally. A video documents their experiment.