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

The Numismatic World Meets in Madrid: The Second Evento Numismático International

The second Evento Numismático Internacional will take place in Madrid at the end of June. This unique combination of coin fair and conference already attracted numerous visitors from around the world at its premiere last year. This time, Ursula Kampmann will lead an international session dedicated to change in the numismatic world.

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.

Ollie Croker, Project Curator Recovery Programme, and Sara Aly. Art Market Expert Recovery Programme. Photo: British Museum.

Further Recoveries of British Museum Objects

The British Museum has announced the return of a further 268 missing objects, taking the total number of recovered items to 626. The museum also confirmed that it is currently working on new leads for around 100 additional objects.

A Well-Known Scam Strikes Again: Gold Coins Worth 280,000 Euros Gone

Using a well-known scam, a fraudster tricked a German senior citizen into handing over gold coins worth 280,000 euros. Find out how the scam works and how you can protect yourself and others.

Archive: Coins, Medals and more

For the obverse of the 2022 20-Francs commemorative coin “Mani Matter”, various patterns were created, most of which are unique. They will be offered this fall at SINCONA.

SINCONA Offers Spectacular Swissmint Patterns

In its Auction 87, SINCONA AG showcases Swissmint patterns. They are truly remarkable as they are true patterns that were not produced for collectors but are natural by-products of the coin creation process.
Siege plan of the city of Frankfurt based on the original by Conrad Faber von Creuznach, 1552.

Two Cityscapes on Coins From Frankfurt am Main and The Artwork That Inspired Them

Many engravers used contemporary media to make their work easier. Their coin designs were often based on well-known engravings. This is illustrated by two pieces from the Loos Collection, which will be auctioned by Künker in September 2023.
Search Search