Watch List notes:

Austria

Austria, Franz Josef I, 4 Ducats 1855 A, Vienna
Austria, Franciszek Józef I, 4 dukaty 1855 A, Wiedeń

Gold 13,89 g. Slightly bent.

Złoto 13,89 g. Lekko gięty.

Grade: XF
Diameter: 39.50 mm
Literature: Friedberg 484

More photos and full item description available on auction site here