News and media
The SINCONA Group actively pursues its fascination with numismatics and precious metals and regularly publishes press releases, articles and papers. We are delighted to take you on exciting journeys through the rich history of coins, medals, banknotes and other numismatic objects.
Media center
News, press releases and articles on numismatics
Here you will find the latest press releases, articles and publications, as well as other important news from the SINCONA Group. The texts and images may be used free of charge, provided the source is acknowledged.
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SINCONA AG
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8001 Zurich
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30.10.2025
In conversation with Jürg Richter
On October 30, 2025, SINCONA AG held its 100th auction. Ursula Kampmann took this as an opportunity to have an interesting conversation with Jürg Richter, SINCONA's founder, owner, and current CEO. From childhood, he was fascinated by numismatics...
24.09.2025
Ján Oliva – a life in the ’age of extremes’
Ján Oliva (1903–1982) is considered one of the most important figures in Czechoslovakian banking in the first half of the 20th century. Accompanying lot no. 1124 from his estate – part of SINCONA Jubilee Auction 100 – we dedicated the following portrait to him... (German version only)
14.05.2025
Caesar's ’quiet’ coinage reform
In 46 BC, the year that marked the peak of his power, Caesar was not only planning the largest games that Rome had ever seen, but also the most extensive distribution of money. The latter resulted in a lasting transformation of the Roman monetary system…
05.05.2025
Queen Anne: Great Britain on its way to becoming a global power
Press release on SINCONA Auction 96 (26 May 2025): SINCONA British Collection – Part 6 · British Silver and Gold Medals. Ursula Kampmann sheds light on the reign of an admirable, underestimated though, Queen and woman…
14.03.2024
A neglected field of collecting?
The coins of the bishops of Basel are always somewhat neglected, or so it seems to collectors, and they may be right about that. Based on a few special features of the coins of the Diocese of Basel, we would like to whet your appetite for a new collector's field… (German version only)
06.09.2023
Streaks on Swiss ’Vreneli’ gold coins – some remarks on a phenomenon
If you are regularly handling ’Vreneli’ gold coins, you will every now and then come across some that display strip-like color alterations across the entire coin. Why is this? (German version only)