Netherlands 1 Ducat 1830 William I (1815-1840). Obverse: Standing armored knight divides date. Obverse Legend: CONCORDIA RES - PARVAE RESCUNT. Reverse: Inscription within ornamented square: MO.AUR./REG.BELGII/AD LEGEM/IMPERII. Edge Description: Slant-reeded. Gold 3.48g. Small scratches. KM 50