Archive: People and Markets
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.
Lars Emil Bruun (1852–1923): From the Local Inn to an International Enterprise
The auction of the exceptional Bruun collection, 100 years after the collector’s death, has attracted a great deal of attention. But who was Bruun as a person? What inspired him? On behalf of Stack’s, Ursula Kampmann went in search of Bruun’s personality and compiled a short biography.
Archive: Coins, Medals and more

Frederick III of Denmark and Eben Ezer
SINCONA’s Auctions 92 to 95 will take place from 21 to 25 October 2024. This article introduces one of the many rarities up for sale: a so-called “Ebenezer” coin from Denmark. The 4-Ducat piece is extremely rare and of great historical interest.

A Numismatic Journey Through the Principality of Monaco
On the visit of Albert II and Charlène of Monaco to Germany: The small country on the Mediterranean has more to offer than casinos, car races and film stars – it can look back on a long numismatic tradition.











Germany’s New Platform Tax Transparency Act: A Problem for eBay Coin Dealers?
Germany’s new Platform Tax Transparency Act has caused great concern among German coin collectors. Will they have to explain themselves to the tax authorities whenever they sell pieces of their collection? In most cases, the answer is no. Unless their hobby turns into a regular side-line.
2-Euro Ticker: New 2-Euro Coins in July 2024
Croatia excites 2-euro collectors with a new city series – and significant improvements in minting quality. Portugal’s online shop has not been running smoothly.