Netherlands 1 Ducat 1839 William I(1815-1840). Obverse: Standing armored knight divides date. Obverse Legend: CONCORDIA RES. - PARVAE CRESCUNT. Reverse: Inscription within ornamented square: MO.AUR./REG.BELGII/AD LEGEM/IMPERII. Edge Description: Slant-reeded. Slight surface damage. Gold 3.48g. KM 50