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

Stack’s Bowers Galleries has relocated their Hong Kong headquarters to larger corporate offices at Unit 2202-03, 22/F, Mira Place A. Photo: Ralf Roletschek / CC-BY3.0

Stack’s Bowers Moves Into New Hong Kong Office

Stack’s Bowers Galleries has relocated their Hong Kong headquarters. The new space is larger with a state-of-the-art auction facility. Opening will take place on October 11.

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Two Robberies in Two Days – French Museums Targeted by Criminals

Last week, two museums in France were robbed. The museums were helpless in the face of the criminals’ ruthless brutality. Is it even possible to protect our cultural heritage in this day and age?

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The design of the 2-euro coin commemorating the 35th anniversary of German reunification is causing debates. Artist of the coin's obverse: Thomas Serres (Hattingen), artist of the reverse: Luc Luycx (Belgium), photographer: Hans-Joachim Wuthenow (Berlin).

Two-Euro Ticker: New 2-Euro Coins in September 2024

The Federal Republic is once again stirring up the collector world with two surprising announcements. Additionally, San Marino, Slovakia, and Latvia are delighting collectors with new designs.

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The representative of Guinness World Records hands over the certificate for the world’s smallest coin to Robert Blaic, CEO of the Croatian Mint. Photo: Croatian Mint.

The World’s Smallest Coin

Now it is official: Croatia’s 1-kuna coin dedicated to the town of Hum holds the Guinness World Record as the world’s smallest coin!

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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.

L. E. Bruun: A Collector in His Time

On the occasion of the upcoming auction of the second part of the Bruun Collection, Ursula Kampmann set out again to explore the story of the person behind this collection on behalf of Stack's. This time, she took a close look at Bruun's career as a collector. Read on to learn about the coin trade and the world of collecting before the Second World War.
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