People and markets
Early Islamic Copper Coins
In 2025, Nikolaus Schindel published a sylloge of early Islamic copper coins following the reform of 77 AH. A book that has been very well received by specialists! It demonstrates what numismatics can be at its best.
read more at our partner SIXBID
The Coins of Gaza in Roman Times
Yoav Farhi has published the sixth volume of the *Corpus Nummorum Palaestinensium* by the Israel Numismatic Society. It is dedicated to the Roman coinage of Gaza and serves as a new standard reference work that is a must-have for anyone wishing to expertly identify coins from this city.
read more at our partner SIXBID
Come to think of it
What Is the Value of a Coin?
Ursula Kampmann presents a few extreme examples—all of which were auctioned in June 2026—and analyzes the values.
read more at our partner SIXBID
Coin Show Etiquette: How Dealers Should Conduct Themselves Toward Collectors
Don’t think that only collectors behave badly. Many of you, dear readers, have written to me about what dealers could improve in their conduct. Together, we’ll establish rules for what constitutes good behavior for a dealer at a coin show.
read more at our partner SIXBID
What Is the Value of a Coin?
Ursula Kampmann presents a few extreme examples—all of which were auctioned in June 2026—and analyzes the values.
read more at our partner SIXBID
Coin Show Etiquette: How Dealers Should Conduct Themselves Toward Collectors
Don’t think that only collectors behave badly. Many of you, dear readers, have written to me about what dealers could improve in their conduct. Together, we’ll establish rules for what constitutes good behavior for a dealer at a coin show.
read more at our partner SIXBID
Coins, Medals and more

Short-Whiskered Dragon: The dragon with the short whiskers
Heritage has valued a proof coin from the Chinese mint in Tianjin, dated 1911, at US$2 million. The proof coin is extremely rare; only three examples are known to be in private hands. More important, however, is its historical significance, as the coin symbolises the changing times in China.read more at our partner SIXBID

The Imperial Collection
On 23 June 2026, the first part of the Hohenzollern coin collection will go under the hammer. The Osnabrück-based auction house Künker will be auctioning coins and medals from the collections of the Kings of Prussia and the Emperor of Germany. We present a selection of particularly special items and explain what the coins in the collection reveal about the character of Emperor Wilhelm I.read more at our partner SIXBID
Archive
Gold from Rhodes for the Battle for Rome
On 30 October 2024, Künker will be auctioning an aureus minted by Caesar’s assassins in 42 BC. The extremely rare piece is estimated at 100,000 euros. We tell the story of a coin that takes us back to the heart of the Roman civil war.
The Secret of the Success of State Quarters, UNESCO Coins and Federal State Series
25 years ago, the United States of America started a new chapter in numismatic history. Their State Quarters became the model for many other successful coin programs – including Spain’s UNESCO World Heritage Site series.
French History in Coins – Part 1: Kings, Consuls and Emperors
The French Revolution also revolutionised the country’s monetary system. Join us on our voyage through the monetary history of modern France. We will start with the First Republic and one of the most famous French coins out there.
Maria Theresa and Her Persecution of Jews
On 18 December 1744, Maria Theresa adopted a decree that expelled 40,000 Bohemian Jews from their homeland. A medal testifies to the fact that she had to revoke the decree due to financial and diplomatic pressure. The time of Jewish persecution was over for the time being – that is, until the genocide of the Jews in the 20th century.
On the road
Japan Mint: Hiroshima Branch
The Japan Mint doesn’t just produce beautiful circulation coins. It also manages the entire production process in-house, from the blank to the finished coin. This makes Japan one of the few countries that are completely self-sufficient when it comes to its circulation coins. We visited the branch of the Japan Mint in Hiroshima.
read more at our partner SIXBID
The Mercado de Monedas y Sellos on Plaza Mayor
Madrid is unique worldwide: nowhere else has hosted a coin and stamp market every Sunday for nearly a century. At around 100 stalls, collectors of all ages browse coins from ancient times to the euro.
read more at our partner SIXBID
Japan Mint: Hiroshima Branch
The Japan Mint doesn’t just produce beautiful circulation coins. It also manages the entire production process in-house, from the blank to the finished coin. This makes Japan one of the few countries that are completely self-sufficient when it comes to its circulation coins. We visited the branch of the Japan Mint in Hiroshima.
read more at our partner SIXBID
Who is who
Fun
Franklin’s World:
Good to know
Selling coins and the age-old question: How do I get the most for my coins?
Consigning items for auction requires choosing the right auction house—one that gives the collection proper attention and reaches the right buyers. Commission is often a secondary consideration.
read more at our partner SIXBID
What is provenance?
Provenance: This term plays a decisive role in the coin trade today. Provenances are worth their weight in gold. The same antique coin with a proper provenance can cost several times more than it would without provenance. So what is provenance?
read more at our partner SIXBID
Japan Mint: Hiroshima Branch
The Japan Mint doesn’t just produce beautiful circulation coins. It also manages the entire production process in-house, from the blank to the finished coin. This makes Japan one of the few countries that are completely self-sufficient when it comes to its circulation coins. We visited the branch of the Japan Mint in Hiroshima.
read more at our partner SIXBID





































Early Islamic Copper Coins
In 2025, Nikolaus Schindel published a sylloge of early Islamic copper coins following the reform of 77 AH. A book that has been very well received by specialists! It demonstrates what numismatics can be at its best.
read more at our partner SIXBID
The Coins of Gaza in Roman Times
Yoav Farhi has published the sixth volume of the *Corpus Nummorum Palaestinensium* by the Israel Numismatic Society. It is dedicated to the Roman coinage of Gaza and serves as a new standard reference work that is a must-have for anyone wishing to expertly identify coins from this city.
read more at our partner SIXBID