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

How the Romans Made Counterfeits

Counterfeits have been around in ancient Roman times, too – usually, they were cast from a copper-tin alloy. Researchers at the University of Tübingen examined the counterfeiting process and reconstructed it experimentally. A video documents their experiment.

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Collectors of German coins will now have to calculate carefully whether they can still afford sets of circulation coins or commemorative coin sets with 2 euro coins. Collage: Canva / Münze Deutschland.

Increasing Prices for German Coin Sets: Is This The End of Proof Coin Collecting?

Official coin sets – for many coin collectors, these issues are an essential part of a complete collection. The number of produced sets, however, has been diminishing significantly for years, and a huge price adjustment could now deter collectors even further.

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CoinsWeekly Special Issue for the Evento Numismático International Madrid 2025

On the occasion of the 2025 Evento Numismático International in Madrid, we are once again publishing one of our printed CoinsWeekly Special Issues, this time in Spanish. Read all about the Traveling Emperor Hadrian and his coinage.

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Some of the stolen coins. Image provided by The Numismatic Crime Information Center.

US Coin Dealer Robbed in Madrid

The Numismatic Crime Information Center notified us that Don Kagin was the victim of a theft that occurred in a shop in Madrid, Spain. Find out more about the stolen coins and the thieves’ modus operandi here.

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Archive: Coins, Medals and more

State-of-the-Art Minting Technology

Colours, special shapes, inlays, micro inscriptions, latent images and holograms – many technologies are used on commemorative coins today. In this article, we give you a little overview of the different technologies that are currently applied in the coin producing industry.
Die Qual der Wahl: Welche Goldmünzen sind zu gut für die Schmelze? Foto: Wieschowski / „Iron melting furnace“ von „fotosuper“ von Getty Images via Canva Pro.

Gold at Record Highs: Melt Down or Preserve Historic Gold Coins?

Gold is now more expensive than ever. This trend has put many collectors and dealers in a moral dilemma: Which gold coins can be sold or melted down without hesitation, and where do the real treasures lie?
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