Estimate: 150,00 EURFlorijn van 28 Stuiver.
Groningen en Ommelanden.
1681.
VF76
Estimate: 280,00 EURNederland.
Dordrecht. 1619.
Synode van Dordrecht, zonder hond.
VF / XF503
Estimate: 900,00 EURDubbele gouden dukaat.
Kampen. Ferdinand III. 1656.
AU details99
Estimate: 250,00 EURGerman states.
Saxony. Albertinian Line.
Christian II, Hans Georg I & August.
2 Thaler. PIEDFORT. 1602.
VF +754
Estimate: 1400,00 EURGerman states.
Bremen. 10 Mark.
1907 J. MS 67700
Estimate: 2800,00 EURNorway.
Christian V.
Speciedaler.
1672.
VF 30893
Estimate: 2800,00 EURGerman East Africa.
German colony.
Wilhelm II.
15 Rupees. 1916 T - Arabesque below
T. MS 63805
Estimate: 2000,00 EUR2½ Gulden.
Lodewijk Napoleon.
1808.
XF +244
Estimate: 4000,00 EURMuntmeesterpenning - Afslag in goud.
Holland. 1759.
MS 6195
Estimate: 250,00 EURZilveren dukaat.
Enkhuizen. 1676.
AU 5344

Archive: People and Markets

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.

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The Coin Hoard of Merishausen

From 15 March to 19 October 2025, the Museum zu Allerheiligen in Schaffhausen, Switzerland, is mounting a special exhibition on the coin hoard of Merishausen, presenting the results of research on this interesting ensemble to the public.

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The Brasher Doubloon, graded by NGC. Photo: CCG.

The Certified Collectibles Group: More than Coins and Comic Books

In 2021, the Certified Collectibles Group surprised the numismatic community by announcing that the Blackstone investment firm would become a majority shareholder. This raised the question of what this might mean for the coin market. Ursula Kampmann was in Sarasota to visit the new Certified Collectibles Group.

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IAPN Asks Collectors to Help Protect Roman Coin Collecting

Will Roman coins in general be considered the cultural property of Italy by US Customs unless you can provide extensive proof of ownership? Such concerns are raised by the proposed extension of a Memorandum of Understanding between the US and Italy. The IAPN is calling on collectors to take action.

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Archive: Coins, Medals and more

Einer der Höhepunkte von Künker Auktion 395 ist eine spektakuläre Goldmedaille zu 110 Dukaten, die aus dem persönlichen Besitz von Fürst Ferdinand I. von Bulgarien stammt. Diese Medaille führt uns mitten hinein in eine Zeit, in der Bulgarien seine Wirtschaft modernisierte. Der Fürst packte dabei tatkräftig mit an. Und die Eisenbahn spielte dabei eine zentrale Rolle.

Bulgaria, Prince Ferdinand I and the Railroad

One of the highlights of Künker’s auction 395 is a spectacular gold medal with a weight of 110 ductats. It was the personal property of Prince Ferdinand I. of Bulgaria. This medal takes us back into a period when Bulgaria modernized its economy. And the railroad system played a major role in this.

Münster, Osnabrück, Passau and the Counts of Lamberg

Münster, Osnabrück and Passau: How are these places related to the Counts of Lamberg? We use coins from Künker’s auction 424 to illustrate how noble families in the Holy Roman Empire climbed the social ladder in early modern times, and explain the reasons for and the consequences of such ascents.
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