Watch List notes:

Netherlands 1 Ducat 1806 St Petersburg Mint. Russian Empire time of Alexander I(1801-1825). Averse: Standing armored knight with sword and arrows divides date. Averse Legend: CONCORDIA RES - PAR: CRES:TRA. Reverse: Inscription within ornamented square. Reverse Inscription: MO:ORD / PROVIN: / FOEDER: / BELG. AD / LEG.IMP. Gold. KM..... (RRR) RARE NGC UNC DETAILS