33138Christian IV
gold 10 Ducat (Portugaloser)
1623
AU53 NGC
Estimate: 100.000 $

33146Frederik III
gold 10 Ducats (Portugaloser)
ND (1668-1669)
MS63S NGC
Estimate: 100.000 $

33294Frederik III
gold 10 Ducats (Portugaløser)
ND (1661)
AU Details NGC
Estimate: 100.000 $

33044Gaius (Caligula)
(AD 37-41).
AV aureus.
NGC Choice AU 5/5 - 2/5.
Estimate: 75.000 $

33085Magnentius (AD 350-353).
AV medallion of 3-solidi.
NGC AU★ 5/5 - 4/5,
Fine Style.
Estimate: 75.000 $

33120Charles III
8 Reales 1760/59
NR-JV AU58 PCGS
Estimate: 50.000 $

33215George II
gold Proof 5 Guineas 1729
PR63 NGC
Estimate: 50.000 $

33249Transylvania.
Georg Rakoczi
gold Restrike 20 Ducat 1631-Dated
MS63 NGC
Estimate: 50.000 $

33317Nicholas II
gold Proof 25 Roubles (2-1/2 Imperials)
1896
PR61 NGC
Estimate: 50.000 $

33012MACEDONIAN KINGDOM.
Alexander III the Great (336-323 BC).
AV distater.
NGC Choice AUS 5/5 - 5/5,
Fine Style.
Estimate: 30.000 $

People and markets

The London Mint Office is insolvent

The London Mint Office has been in administration since 31 July 2026. Under UK law, this refers to a form of voluntary administration involving an automatic stay of payments due to insolvency.
read more at our partner SIXBID

Update on US Tariffs on Coins

And once again, President Trump has announced new tariffs. The good news is: They do not appear to affect coins and collectibles.
read more at our partner SIXBID

The London Mint Office is insolvent

The London Mint Office has been in administration since 31 July 2026. Under UK law, this refers to a form of voluntary administration involving an automatic stay of payments due to insolvency.
read more at our partner SIXBID

Update on US Tariffs on Coins

And once again, President Trump has announced new tariffs. The good news is: They do not appear to affect coins and collectibles.
read more at our partner SIXBID







Come to think of it

Contemporary coins: a reflection of our times

To what extent do contemporary coins reflect our times and our sensibilities? Ursula Kampmann illustrates this using CIT’s ‘Scottish Highlands’ coin.
read more at our partner SIXBID

What Is the Value of a Coin?

Ursula Kampmann presents a few extreme examples—all of which were auctioned in June 2026—and analyzes the values.
read more at our partner SIXBID

Contemporary coins: a reflection of our times

To what extent do contemporary coins reflect our times and our sensibilities? Ursula Kampmann illustrates this using CIT’s ‘Scottish Highlands’ coin.
read more at our partner SIXBID

What Is the Value of a Coin?

Ursula Kampmann presents a few extreme examples—all of which were auctioned in June 2026—and analyzes the values.
read more at our partner SIXBID

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Coins, Medals and more

From 10,000 to 325,000 euros: Catherine the Great dominates the auction

The Heidelberger Münzhandlung offered a 10-ruble coin of Catherine the Great at auction 92, starting at €10,000. It climbed to €325,000. We explain why, and what makes this coin so special.
read more at our partner SIXBID

Short-Whiskered Dragon: The dragon with the short whiskers

Heritage has valued a proof coin from the Chinese mint in Tianjin, dated 1911, at US$2 million. The proof coin is extremely rare; only three examples are known to be in private hands. More important, however, is its historical significance, as the coin symbolises the changing times in China.
read more at our partner SIXBID

Archive

100 Yuan Lion Dance 1995: One of the Rarest Chinese Coins of Our Age

From 13 to 15 May 2024, Heidelberger Münzhandlung will hold its 88th auction sale. Among the highlights are some of the rarest contemporary issues from China, including the 100-yuan Lion Dance coin of 1995. 1,000 specimens should have been minted – but in the end, only 138 were produced.

The National Identity of Modern Ukraine on its Commemorative Coins

Due to tragic circumstances, all eyes are currently on Ukraine. Today, we’ll be discussing the national identity of the Ukrainian people. Using Ukraine’s commemorative coins, we’ll be looking at how the country sees itself, or rather, how it wants to be seen.

Swissmint Patterns at Numismatica Genevensis SA

Numismatica Genevensis will offer Swissmint patterns at auction on 9 and 10 December 2024. Some of these patterns belong to a commemorative coin that will not even be released until 2025. All of these patterns are true rarities – ranging from unique to a maximum of four pieces in existence!

The Heidelberg Tun and Early Modern Winemaking

The most well-known symbol of the city of Heidelberg actually began as a sort of treasury: the Heidelberg Tun was built to accommodate the Palatinate’s tax revenue generated from winemaking. And then a Calvinist propagandist turned it into a tourist attraction. This is reflected in a medal that Künker will be auctioning on 29 September 2023.

On the road

Boston Is Getting a Museum of American Finance

Boston is opening a new Museum of American Finance: Discover rare banknotes, U.S. financial history, and interactive exhibits exploring the world of money.
read more at our partner SIXBID

Japan Mint: Hiroshima Branch

The Japan Mint doesn’t just produce beautiful circulation coins. It also manages the entire production process in-house, from the blank to the finished coin. This makes Japan one of the few countries that are completely self-sufficient when it comes to its circulation coins. We visited the branch of the Japan Mint in Hiroshima.
read more at our partner SIXBID

Boston Is Getting a Museum of American Finance

Boston is opening a new Museum of American Finance: Discover rare banknotes, U.S. financial history, and interactive exhibits exploring the world of money.
read more at our partner SIXBID

Who is who

Fun

Franklin’s World:

Good to know

What is a Kontorniat?

The word ‘Kontorniat’ comes from Italian and is derived from the Italian ‘contorno’ (= edge). You can find out here what cultural and historical phenomenon lies behind these numismatic objects.
read more at our partner SIXBID

What is a cut bid?

Nowadays, when most bidders simply press a button on their computer, many have forgotten that, just a few decades ago, bidding was an art form. Here you can find out what psychological tricks were used in bidding and what a cut bid is.
read more at our partner SIXBID

Boston Is Getting a Museum of American Finance

Boston is opening a new Museum of American Finance: Discover rare banknotes, U.S. financial history, and interactive exhibits exploring the world of money.
read more at our partner SIXBID