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

A New Member to Join the SINCONA Team: Michael Otto

The SINCONA team is excited to welcome a new member. As of 1 January 2025, Michael Otto is working at the SINCONA Group’s headquarters in Zurich. He is looking forward to taking over the position as Head of Numismatics.

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Among the about 300 found silver pieces are ca. 50 complete coins. Photo: Nordjyske Museer, Denmark.

Hobby Detectorists Find Viking Treasures

Two coin hoards from Viking times were found by detectorists in Denmark at once. The coins by Harald Bluetooth tell of a dramatic period and led researchers to the sensational find of a settlement area.

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Stack’s Bowers Galleries Professional Numismatist Program

If you have ever considered making your hobby your profession and aren’t older than 25 years, the Stack’s Bowers Professional Numismatist Program offers an opportunity to acquire the skills necessary to be successful in this field.

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Cheyenne, Wyoming. Background: Vasiliymeshko / CC BY-SA 4.0

Suspect Arrested for Double Homicide at Coin Shop Nine Years After the Crime

The double murder of a coin shop owner and a second victim in Cheyenne, Wyoming, lay unsolved for almost a decade. Now a suspect is on trial – the very man who had called the police to the crime scene.

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Archive: Coins, Medals and more

At the end of third century AD, Carausius and Allectus successively ruled Britain, and parts of the Continental coast, as rebel emperors for a period of ten years. A new book, published by Spink Books, aims to tell the incredible story of these two rebel emperors. Learn more about them and their rich coinage in this article.

Rebel Emperors of Britannia: Carausius and Allectus

At the end of the third century AD, Carausius and Allectus successively ruled Britain, and parts of the Continental coast, as rebel emperors for a period of ten years. A new book, published by Spink Books, aims to tell the incredible story of these two rebel emperors. Learn more about them and their rich coinage in this article.

Münster, Osnabrück, Passau and the Counts of Lamberg

Münster, Osnabrück and Passau: How are these places related to the Counts of Lamberg? We use coins from Künker’s auction 424 to illustrate how noble families in the Holy Roman Empire climbed the social ladder in early modern times, and explain the reasons for and the consequences of such ascents.
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