

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.

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.

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.

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.

5 ducats, 1681.
Struck with the dies of a guilder.
NGC PF 64 Cameo.
Proof.

5 ducats, 1634, Vienna.
Extremely rare.
Extremely fine-uncirculated.

Salvator Medal in the weight of 12 ducats,
n. d.(around 1840).
NGC PF 61 CAMEO.
Proof.

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.
Archive: People and Markets
How AI Is Transforming Numismatics
Can entire numismatic reference books be written by artificial intelligence? Are ChatGPT and similar technologies becoming competitors for news portals, specialist publishers, and PR agencies? What can AI truly achieve? We put it to the test.
When Is a Currency Launch – Not a Currency Launch?
Nowadays, it is frighteningly easy to send misinformation around the world in a matter of seconds. Michael Alexander from the London Banknote and Monetary Research Centre uses a recent example to show that important subjects such as currency unions, or even money in general, can also be affected by this.
Archive: Coins, Medals and more

The First Piece of Mail Sent Using a Stamp to Be Offered at Sotheby’s
A Penny Black affixed to a Mulready envelope is among the most valuable items in Philately ever offered at auction. The earliest posted envelope using a prepaid stamp, dating to 1840, will be sold at Sotheby’s with an estimate of $1.5–2.5 million.

The Turks, the Bohemian Estates and Two Gnadenpfennigs by Ferdinand I
SINCONA’s spring auction will be held from 13 to 15 May 2024. Among other highlights, two extremely rare gold gnadenpfennigs by Ferdinand I are on offer. The multiple coins with a weight of 10 and 15 gold gulden are among the great treasures of Habsburg numismatics. We share their story.












The Medals and Representative Coins of Emperor Ferdinand I
Andrea Mayr has presented another part of the collection of the Kunsthistorisches Museum in Vienna. In 2023, her two-volume work on the medals and representative coins of Ferdinand I was published. It is much more than a usual catalogue. Ursula Kampmann took a look at it.
Will the Online Platform “Discord” Become the Coin Club of the Future?
Young collectors are embracing technology from the world of computer games to pursue their hobby. Thousands of coin enthusiasts discuss, trade and compete on gaming servers – and from time to time they meet in European capitals to hunt for rarities.