Livonian Order. Gotthard Kettler, 1559-1561.
2 1/2 Ducats n. d., mint probably Riga.
Extremely rare.
Almost extremely fine.


Elizabeth I, 1558-1603.
Sovereign n. d., (1584-1586), London.
Very rare.
Slightly bent, almost extremely fine.


Mustafa III, 1757-1774.
2 Zeri Mahbub 1757/1758 (= 1171 AH), Misr (Kairo)
Ziynet pattern.
Very rare.
Holed, almost extremely fine.


Carlos III, 1759-1788.
8 Escudos 1764, NR-JV,
Santa Fe de Nuevo Reino (Bogota).
NGC AU58.
Rare. Extremely fine.


Bankportugalöser in the weight of 10 Ducats 1689,
by J. Reteke, on the major European banking cities of
Amsterdam, Hamburg, Nuremberg, and Venice.
NGC MS63 PL. Very rare.
Extremely fine-uncirculated.


Penny 1919.
Copper-nickel pattern of the “Kookaburra Penny”
by C. D. Richardson for Stokes & Sons. Extremely rare.
PCGS SP 61.
Tiny edge faults, extremely fine.


Vereenigde Amsterdamsche Compagnie.
1/2 Daalder in the weight of 4 Reales 1601, Dordrecht.
Extremely rare. Fine patina,
very fine-extremely fine.


5 Gulden type 1846.
Highest rarity (RRRR).
PMG Choice Very Fine 35.


Archive: People and Markets
The New and Advanced Coin Yearbook 2024
The new 2024 edition of the Coin Yearbook is fully revised and updated. It features accurate up-to-the-minute pricing of English, Scottish, Irish and Isle of Man coins and many more features.
Directory of Circulating Coins – 4th Edition is Now Available
The fourth edition of the Directory of Circulating Coins has been published. Five years after the last edition, the useful reference book for current circulation coins is now up to date again.
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.

Gustav III: A Conservative Revolutionary
On 20 June 2023, Künker will auction off medals that the Swedish King Gustav III himself gave as a present to the young Peter Frederick Augustus of Oldenburg. These medals are a testament to the policies of the king who was shot dead at a masked ball in 1792.
How AI Is Transforming Numismatics
Can entire numismatic reference books be written by artificial intelligence? Are ChatGPT and similar technologies becoming competitors for news portals, specialist publishers, and PR agencies? What can AI truly achieve? We put it to the test.
The Cape Mint: The Oldest Private Mint in South Africa
Did you think the South African Mint was the only mint in South Africa? That’s not true. In the heart of Cape Town, a small private mint fulfills all customer needs. I was privileged to visit the Cape Mint and met people there who take great pride in their work.