Archive: People and Markets
The Numismatic Index on 13 June 2023
The numismatic index numindex transparently shows how the prices of selected coins change over time. In the style of a stock index, it was designed for collectors who consider their collection an investment. Find out about the current state of the index.
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

Fascinating Change: The 50 State Quarters of the USA – a Milestone
By means of the 50 State Quarters, the US Mint succeeded in rekindling the people’s love of coins and bringing it to the next generation. What was so special about this series? Let’s look back.

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.











A New Era for the Caribbean: The Caribbean Guilder is Coming
In March 2025, a new currency will be introduced – the Caribbean Guilder. Collectors can look forward to intricately designed coins and banknotes that highlight the cultural and maritime identity of the islands of Curaçao and Sint Maarten.
200 Years of the Bohemian Savings Bank: A Piece of Monetary History in Coin Form
In 2025, the Czech National Bank will issue a silver commemorative coin with a nominal value of 200 koruna. The coin marks the founding of the Bohemian Savings Bank.