Watch List notes:

Latvia Courland 1 Ducat 1780 Peter Biron(1769-1795). Obverse: Head right. Obverse Legend: D • G • PETRUS IN LIV • CURL • ... Reverse: Two crowned shields of arms. Reverse Legend: MON • AUR • EA • DUC • CURL •. Gold 3.39g. KM 33; Kruggel-Kurland 7.2.1.1.; H-Cz. 3409 (R3) RARE