154Prussia. Frederick William IV, 1840–1861.
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.
Estimate: 40.000 Euro

166Prussia. Frederick William IV, 1840–1861.
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.
Estimate: 25.000 Euro

191Prussia. William I, 1861–1888.
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.
Estimate: 75.000 Euro

297Russia. Nicholas I, 1825–1855. Family ruble.
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.
Estimate: 250.000 Euro

1098Holland. Province.
5 ducats, 1681.
Struck with the dies of a guilder.
NGC PF 64 Cameo.
Proof.
Estimate: 40.000 Euro

1192HRE. Ferdinand II, 1592–1618–1637.
5 ducats, 1634, Vienna.
Extremely rare.
Extremely fine-uncirculated.
Estimate: 10.000 Euro

1266HRE. Vienna.
Salvator Medal in the weight of 12 ducats,
n. d.(around 1840).
NGC PF 61 CAMEO.
Proof.
Estimate: 15.000 Euro

1334City of Regensburg.
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.
Estimate: 25.000 Euro

1602German New Guinea.
10 New Guinea Marks, 1895 A.
NGC MS 65.
A magnificent piece.
Estimate: 50.000 Euro

2757Saxony.
John Frederick the Magnanimous and
Maurice, 1541–1547.
Trinity Medal, 1544.
A masterpiece of German medal art. Magnificent,
excellent craftsmanship.
Estimate: 75.000 Euro

Archive: People and Markets

The Black Lizard from Brusnik Island in Ultra-High Relief

Croatia is home to a lizard species that would have impressed even Darvin himself: the autochthonous black lizard, found only on the island of Brusnik. On 14 March 2024, Croatia issued three collector coins in its honour. Now the fourth, a two-ounce silver version in ultra-high relief, has been released.

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.

Collection of the Smithsonian’s National Museum of African American History and Culture, Partial Gift of Harry S. Hutchins, Jr. DDS, Col. (Ret.) and his Family, dedicated to the individuals these Slave Hire Badges represent and their descendants.

Smithsonian Acquires Largest Collection of Charleston Slave Badges

The Smithsonian’s National Museum of African American History and Culture recently acquired what is thought to be the largest and most complete set of Charleston Slave Badges. A new website informs about the historical significance of these badges.

So stellt sich die Grafik-Engine „DALL-E“ die Produktion eines numismatischen Fachbuches mithilfe von KI vor. Foto: Wieschowski

How AI Is Transforming Numismatics

Can entire numismatic reference books be written by artificial intelligence? Are ChatGPT and similar technologies becoming competitors for news portals, specialist publishers, and PR agencies? What can AI truly achieve? We put it to the test.

Archive: Coins, Medals and more

Friedrich III. auf seinem weißen Hengst bei der Verteidigung Kopenhagens 1659. Gemalt von Frederik Christian Lund, 1887. Bilder: Hintergrund: Wikimedia Commons / CC0. Münze: Auktion SINCONA 94 (22.-23. Oktober 2024), Nr. 1616.

Frederick III of Denmark and Eben Ezer

SINCONA’s Auctions 92 to 95 will take place from 21 to 25 October 2024. This article introduces one of the many rarities up for sale: a so-called “Ebenezer” coin from Denmark. The 4-Ducat piece is extremely rare and of great historical interest.

As the King Lay Dying… – The Most Spectacular British Gold Coin of the Modern Era

In Part 4 of its extraordinary British Collection, SINCONA will be presenting several extremely rare patterns, some of which are the best-preserved specimens available on the market. In this article, we tell their story.
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