A very nice Saxon thaler of the later Prince Frederick August of Warsaw.
Lots of preserved mint luster, patina.
Obverse: bust of the prince in scaly armor and cloak studded with jewels, with his hair pinned up with a ribbon, in the rim the legend:
FRID-AVGVST-D-G-DVX SAX-ELECTOR;
Reverse: crowned with the Elector's mitre, a cartouche with the coat of arms of Saxony, under it a laurel wreath, below the wreath the initials S-G-H-, in the rim legend:
X-EINE FEINE MARK-1809;