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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RPC Volumes V.2 and V.3 Now Available Online

The Roman Provincial Coinage project now published RPC volume V.2 and V.3 online. They cover all Roman provincial coinage issues from Pertinax to the death of Macrinus (AD 193-218) in all the Eastern provinces of the Roman Empire. This includes 11,000 type descriptions and over 45,000 coins from 317 cities!

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More than three years after the spectacular burglary at Dresden’s Green Vault, the Dresden Regional Court handed down a verdict on 16 May 2023. The return of part of the loot has paid off for the defendants. But many questions are still open.

Verdicts in the Dresden Jewel Heist Case

More than three years after the spectacular burglary at Dresden’s Green Vault, the Dresden Regional Court handed down a verdict on 16 May 2023. The return of part of the loot has paid off for the defendants. But many questions are still open.

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Hadrian, the Traveling Emperor– Our CoinsWeekly NYINC Special Issue

Few emperors seem as likeable as Hadrian, an emperor from the provinces for the provinces, who was very different from all his predecessors. Learn more about Hadrian and his coinage in our new CoinsWeekly Special Issue for NYINC 2025. Now available as a free download!

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Archive: Coins, Medals and more

Euro coins from Croatia. Photo: Angela Graff

The First Error Coins from Croatia

Croatian euro coins are still quite new: the popular tourist destination introduced the currency as recently as in January 2023. By now, the first Croatian coins have long found their way into Central European wallets – and there are also some error coins among them!

Women on Commemorative Coins: A Long Road to True Equality

Every year, International Women’s Day is celebrated on 8 March—and this week, numismatists also have a reason to celebrate. On 6 March, a German 20-euro coin was issued to mark the 50th anniversary of the International Women’s Year. This coin marks the beginning of a new German commemorative coin series under the theme "Influential Women". But does this mean that women have finally secured their place in the world of numismatics?
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