Watch List notes:

NGC AU | Austria, Franz II (1792-1806), Gold 4-Ducats, 1821 A, Vienna, laureate, draped and cuirassed bust right, rev. crowned Imperial eagle, 11h (Fb. 18; KM 2178), two acid testing spots, on a crimped and bent flan, otherwise struck details, very fine, in NGC holder, graded AU Details ~ Bent (Cert. #2909045-005).

Estimate: £1200 - £1500