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

Numismatic Treasures at ANA 2024 Chicago World’s Fair of Money

Preparations are underway for the renowned coin show, hosted by the American Numismatic Association. Highlights include the finest known 1794 Flowing Hair dollar, insured for $15 million, which can be seen before entering a private collection.

John Highfill († 15 June 2025)

Tulsa, Oklahoma rare coin dealer John Highfill, founder of the National Silver Dollar Roundtable and author of a landmark 1,200-page reference book, The Comprehensive U.S. Silver Dollar Encyclopedia, passed away on June 15, 2025. He was 82.

Bulgaria Will Adopt the Euro in 2026

The euro area is expanding: On June 4, 2025, the European Central Bank confirmed that Bulgaria meets the requirements for joining the eurozone. This clears the way for the introduction of the euro on January 1, 2026 – provided that preparations can be completed in time.

Many collectors fall victim to fraudulent offers of so-called “error coins”. To prevent you from being one of them, numiscontrol explains how to easily detect fraudulent offers yourself. Image: Gerd Altmann / Pixabay

Beware of This Scam! These Euro Error Coins Are Not Error Coins

The Internet is currently full of so-called “error coins” – and many collectors fall victim to fraudulent offers. Our author numiscontrol explains what you need to know about the minting process to easily notice when something is off.

Archive: Coins, Medals and more

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.

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.
Search Search