Hungary. Matthias Corvinus (1458-1490). AV Ducat, Hermannstadt mint, n.d. (1482-1489). Kammergrafen Melchior Aurifaber and Thomas Altemberger. Fried. 22; Huszár 680. 3.45 g. 21.5 mm. R. Removed from jewelry. Flan crack. Slightly smoothed. Good VF.