SINCONA AG

Your experts for numismatics, coins and auctions

Ursula Kampmann on the history of Swiss shooting festivals in the 19th century – on the occasion of SINCONA Auction 104: “The Rod K. Moore Collection: Swiss Shooting Medals and Memorabilia – Part 1” as part of SINCONA Auctions 103–105, 18–20 May 2026, in Zurich.

On 30 October 2025, SINCONA held its 100th auction. To mark the occasion, Ursula Kampmann had a talk with founder, owner, and CEO Jürg Richter, who has been passionate about numismatics since his early teen years.

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 (in German only).

On the occasion of SINCONA Auction 96 (26 May 2025) featuring 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.

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.

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 (in German only).

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? (In German only)

The essay confirms the attribution of a medieval Louis II of Vaud Double Tournois to the Nyon mint. A drawing and a photograph provide conclusive evidence (in German only).