Beautifully preserved thaler of Ferdinand II from 1633.
Variety with letters KB, mint mark of Kremnitz mint
Austria, Ferdinand II (1618-1637), Thaler 1633, Kremnitz mint
Obverse: bust of the emperor in a laurel wreath, right
FERDINAND D G RO I S AVG GER HV BOH REX
Reverse: crowned double-headed Imperial Eagle, with a five-field heraldic shield on its chest, and the letters K-B on the sides below
ARCHIDVX AVS DVX BVR MAR MOR CO TYR 1633
Diameter 46 mm, weight 28.54 g