Extremely rare vintage of Augustus III Saxon ducats.
Double struck in the date in the last digit from 4 to 6.
Obverse: bust of the king facing right
DG FRID AUGUST REX POL DUX SAX ICMA & W
Reverse: Polish and Saxon coats of arms under a crown, below the initials FWô.F. Frederick William ô Feral, above them the mint mark of a hook
SAC ROM IMP ARCHIM ET ELECT 1746
Gold, diameter 22 mm