Watch List notes:

German States, Mayence (Mainz, Archdiocese). Friedrich Karl Joseph von Erthal AV Ducat. 1795. Dies by Friedrich Stieler; Joseph Aatz, mintmaster. FRID • CAR • IOS • A EP • ET EL • MOG • EP • W •, bust to right, wearing ermine robe; F•S• below truncation / View of the city of Mayence with the River Rhine in the foreground; AVREA MOGVNTIA above, date above I•A• in exergue. KM 411; Walther Coll. 655; Pick Coll. 791; Friedberg 1685. 3.49g, 22mm, 12h.

Good Extremely Fine; very faint hairlines, otherwise highly lustrous.

From the collection of GK;
Ex Heidelberger Münzhandlung Herbert Grün e.K., Auction 77, 12 November 2019, lot 1468.