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

How do you organise an exhibition?

As part of their degree course, students from the Institute of Numismatics and Monetary History in Vienna organised an exhibition for the Mödling Museum Association. Andrea Pancheri explains.
read more at our partner SIXBID

Coin of the Year 2026

As in 2025, the Austrian Mint won three awards, as did the Monnaie de Paris, whilst Ukraine once again dominated the ‘Most Inspirational’ category. The best coin came from China.
read more at our partner SIXBID

How do you organise an exhibition?

As part of their degree course, students from the Institute of Numismatics and Monetary History in Vienna organised an exhibition for the Mödling Museum Association. Andrea Pancheri explains.
read more at our partner SIXBID

Coin of the Year 2026

As in 2025, the Austrian Mint won three awards, as did the Monnaie de Paris, whilst Ukraine once again dominated the ‘Most Inspirational’ category. The best coin came from China.
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

The Carl Ludwig House on the Raxalpe and tourism in Austria

On 22 September 2026, Künker will auction a ‘Raxalpentaler’ from the Wenzel collection. Only 100 specimens of this coin are said to have been minted, making this piece one of the rarest Austrian commemorative coins. But is it actually a commemorative coin?
read more at our partner SIXBID

The finest specimen of the rarest gold coin from the German Empire

On 23 September 2026, Künker auctions Ernst II’s 20-mark coin from a physicist’s collection—the German Empire’s rarest gold coin, limited to 1,000 pieces. NGC knows no finer specimen.
read more at our partner SIXBID

Archive

What Will Be Depicted on Croatia’s Euro Coins?

In 2023, Croatia will become the youngest member of the euro zone. The themes of Croatia’s euro coins have already been chosen – and one of them has stirred up controversy. Let’s find out how Croatia presents itself to Europe on its new coins.

For Railroad Fans: The Suram Tunnel

Railroad history is linked to numismatics in many ways. Fascinating large-scale projects were often celebrated with medals and commemorative coins. Our example takes us to Georgia: A medal that will be offered for auction by Künker commemorates the opening of the Suram Tunnel.

The Turks, the Bohemian Estates and Two Gnadenpfennigs by Ferdinand I

SINCONA’s spring auction will be held from 13 to 15 May 2024. Among other highlights, two extremely rare gold gnadenpfennigs by Ferdinand I are on offer. The multiple coins with a weight of 10 and 15 gold gulden are among the great treasures of Habsburg numismatics. We share their story.

Oh Dear, I Think I’m Becoming a God! Numismatic Testaments to the Consecration of Roman Emperors

On 31 October 2024, Künker will auction off part 9 of the Dr. W.R. Collection. It presents Roman coins from the period between the civil war of 68/9 and the end of the Severan dynasty. The diverse material illustrates the numismatic traces of the consecration of Roman emperors.

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