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
CDN Acquires Whitman: What Does This Mean for the Coin Market?
CDN Publishing acquires Whitman Publishing: who is behind the companies and why will this deal affect the international and US coin markets? A commentary by Ursula Kampmann.
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.
Archive: Coins, Medals and more

The Vreneli – A Swiss Icon
With its latest commemorative coin, Swissmint honours the last issue of the 10-franc vreneli minted 100 years ago. A prime opportunity to recall the history of this iconic Swiss gold coin.

State-of-the-Art Minting Technology
Colours, special shapes, inlays, micro inscriptions, latent images and holograms – many technologies are used on commemorative coins today. In this article, we give you a little overview of the different technologies that are currently applied in the coin producing industry.

















Coin Dealer Robbed: Why We Lose More Than Just Money When We Are Burgled
In 2024, an English coin dealer’s home was broken into and coins worth £500,000 were stolen. Two men have now been jailed for the crime. However, this does not make everything right for the coin dealer.
Fiasco – A Cautionary Tale of What’s to Come Once the New EU Import Regulation Comes Into Force
If you want to get an idea of how enforcement might work under the European Union’s new import licensing regulation after June 28, 2025, here is a cautionary tale, shared by Ivan Macquisten.