Stanislaus Poniatowski / Stanislaw August Poniatowski (1764-1795)
On the Birthday of Prince Kasimir, 1767. Silver Medal, 44mm. 29.1g. Warszawa/Warsaw. By Johann Philip Holzhäuser. Crowned cipher in spray. Rev. Eight-line legend (Hcz 3978 - R2). Authenticated and graded by NGC XF 45. Light gray. Good Extremely Fine. Estimate Value $900 - UP
Ex Heritage, Auction #3040, Chicago, April 9, 2015, lot 30379.