Matidia.
Denarius (112 AD), Rome.
Condition: very rare, vf /vf+.

Julian II. Apostata as Caesar.
Solidus (355–357 AD), Rome.
Condition: unc

Frederik IV.
Double-Ducat 1704, Copenhagen.
With certificate of authenticity.
Condition: ef-

Johann Wilhelm.
Ducat 1753, Nuremberg.
Condition: rare, lightly worked, vf-

Archive: People and Markets
Stack’s Bowers Announces 2025 Professional Numismatist Program
If you have ever considered making your hobby your profession, the Stack’s Bowers Professional Numismatist Program offers an opportunity to acquire the skills necessary to be successful in this field.
The Numismatic World Meets in Madrid: The Second Evento Numismático International
The second Evento Numismático Internacional will take place in Madrid at the end of June. This unique combination of coin fair and conference already attracted numerous visitors from around the world at its premiere last year. This time, Ursula Kampmann will lead an international session dedicated to change in the numismatic world.
Archive: Coins, Medals and more

Planchet Error, Overstrike, Double-Strike, Etc.: Which Errors Affect the Price of a Coin? – Part 1
The price of a coin does not only depend on its rarity and grade. There are many things that can affect a specimen’s value in a positive or negative way. This overview will help you to understand common terms, to use them confidently and to understand them in their context.

A Medal Made by Dürer as the Official Gift of the City of Nuremberg for Charles V
On 29 January 2025, auction house Künker will be auctioning an object of major art-historical importance in Berlin: the very Albrecht Dürer himself had been commissioned by the Nuremberg City Council to create the dies for medals that were to be officially handed to Charles V during his entry into the city in 1521.

















Swissmint Commemorates Wind Power
Following the issues on hydropower and solar energy, Swissmint completes its trilogy “Energy of the Future” with the new commemorative coin “Wind power.” As with its two predecessors, the silver coin glows in the dark.
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.