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
Certified Collectibles Group to Acquire James Spence Authentication
Certified Collectibles Group acquires the leading autograph authentication firm James Spence Authentication.
Where Did Silver Come from in Early Medieval Europe?
In the mid-7th century, a veritable silver coin boom set off in the North Sea Region. So far, the question of where the silver for the coins came from was up for speculation. A new study provides concrete results.
Archive: Coins, Medals and more

Coloured Metal from Austria: Niobium Coins
In 2003, the Austrian Mint introduced a new metal with exciting characteristics to the world of coins: niobium. The beginning of a success story.

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.

















CIT’s Topography – Grand Canyon
Those who take this Grand Canyon coin in their hands for the first time, will find it hard to believe how detailed it replicates the relief of the Grand Canyon. With this issue, CIT and B. H. Mayer’s Kunstprägeanstalt demonstrate that an ultra-high relief can also be turned into an ultra-low relief.
Vatican Plans a Comeback: New Online Shop Launches in July
This move has nothing to do with the inauguration of Pope Leo XIV but has been in preparation for months: Starting in July 2025, the Vatican will resume sales of its philatelic and numismatic products.