AUSTRIA, Holy Roman Empire. Ferdinand I. King of the Romans, 1531-1564. AV Dukat (21mm, 3.51 g, 8h). Klagenfurt mint. Dated 1555. MON · AVRE · FERD I NAN · D · G · RO, figure of Ferdinand standing facing, holding scepter, globus cruciger, and sword / · HVN · BO · REX · IN · HI · ARCHID · CARI ·, crowned coat-of-arms; rosette to left and right. Friedberg 42. Superb EF.