Netherlands 1 Ducat 1828 St Petersburg Mint Fake from that period. Imitating a gold Ducat of Willem I Rare Russia 1 Ducat 1828. Russian Empire time of Nicholas I (1826-1855). AV 1 Ducat. In the types of the Netherlands trade coinage. St. Petersburg (with the marks of Utrecht) dated 1828. PARVAE CRESCUNT• CONCORDIA RES knight standing right holding sword and bundle of arrows; sword and caduceus (privy mark and mintmark) across upper fields date across lower fields / MO• AUR• REG• BELGII AD LEGEM IMPERII• inscribed within ornamented cartouche. (Sample metal 97 %) Gold 3.31g. Friedberg 161