Just got this....in MS AV Dukat 1792 K-B Kremnitz Mint Hungary (HRE) Leopold II 1790-92 Leopold was Grand Duke of Tuscany/ Duke of Burgundian Netherlands/ was elected as HRE in 1790 on the death of Josef II. His rule was short, he died in 1792.
Amazing coin. Amazing grade too. Hungary, Ducat, Krause catalog KM#407.2 , .986 gold (high purity gold), weight-3.5 g.