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

Customs Repatriation to Greece Raises Questions

U.S. Customs recently confiscated fifty-one ancient coins and repatriated them to the Greek Government. But was this act really covered by the MOU with Greece? Peter Tompa gives coin collectors some advises.

Croatia’s New “Lace-Making in Croatia” Gold Coins

Croatia has released three new gold commemorative coins to pay tribute to lace-making, a tradition recognised by UNESCO. The manufacture of lace in Pag, Hvar, and Lepoglava has been part of the Intangible Cultural Heritage of Humanity since 2009.

The National Archaeological Museum of Athens would be affected by the planned change in law. Alongside other major museums, it is to become more autonomous but, in turn, will be largely on its own when it comes to its finances. The bill of the Minister of Culture and archaeologist Lina Mendoni is being hotly debated. Photo: Erik Drost / CC BY 2.0

Greek Museums Between Commercialisation and Modernisation

Five of Greece’s most important museums are to become more autonomous and operate independently of state funding. A bill of the Greek government to this effect has been hotly debated and led to strikes.

Ein Klick – und fertig ist die Fantasie-Münze. So stellt sich die ChatGPT-Grafikengine „Dalle“ eine 2-Euro-Münze zu Ehren eines „berühmten Fußballers“ vor. Foto: ChatGPT / Dalle / Wieschowski

Cristiano Ronaldo on a Commemorative Coin from Portugal? Controversy Surrounds an AI Fake

A purported special edition coin honouring the world-famous football icon is making headlines. However, it’s unlikely that Ronaldo and his peers will ever appear in your change – and there are compelling reasons for this.

Archive: Coins, Medals and more

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.

The Augustean Denarius Find From Brohl-Lützing Offered at Auction

In the current auction of Solidus, the treasure find of Brohl-Lützing is on offer. The hoard of 18 denarii contains rare coinage from Pompeius to Augustus and thus takes us right into the highly exciting era of the Roman civil wars.
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