The Austrian Crown Jewels are for the most part kept in the Imperial Treasury in the Hofburg Palace located in Vienna.
First the regalia and vestments worn by the Holy Roman Emperor and later by the Emperor of Austria, the Austrian crown jewels are one of the most important and biggest collections of royal objects still in existence.
The Imperial Crown of Austria was originally the crown of Rudolf II, the Holy Roman Emperor of the House of Hapsburg. After 1806, it became the crown of the Austrian Empire.
Austria’s crown jewels include the royal robes, orb, scepter, cross and ring. What makes #2 one of the costliest crown jewels in the world ? That 36-carat Wittelsbach Diamond, which alone is worth more than $16 million.