Extremely rare double ducatus of Carl of Austria from the Duchy of Neisse. Carl, the Austrian Archduke (1590-1624) of the Styrian Habsburg line was at the same time the prince-bishop of Breslau, also the bishop of Brixen, and after the death of his cousin, Archduke Maximilian, also the Grand Master of the Teutonic Order.
Gold, diameter 23 mm, weight 6.93 g
