Antique Porcelain Enamel "Frederick The Great" Heart Pendant 18ct gold Marquise De Pompadour

Marquise De Pompadour

The band is reeded

GIA certified as a chameleon Fancy Dark Grey-Yellowish Green (natural colour)

displaying flashes of orange against a pale teal blue

The main stones

Antique Porcelain Enamel "Frederick The Great" Heart Pendant 18ct gold Marquise De PompadourDATE: Antique, c. 1770 Frederick the Great led Prussia through the Seven Years' War (17561763), the last major conflict before the French revolution to involve all the great powers in Europe. France, Russia and Austria etc were aligned against Prussia, Hanover and Great Britain and the war arose from the attempt of the Austrian Habsburgs (one of Europe's most influential ruling dynasties) to win back the rich province of Silesia. This had been taken