Watch List notes:

NETHERLANDS. Willem II, 1840-49. Ducat, 1841, Fleur de Lys. 3.49 g. KM-70.2.
Knight standing right, holding sword and bundle of arrows, CONCORDIA RES PARVAE CRESCUNT. around. / Four-line inscription MO.AUR. REG.BELGII AD LEGEM IMPERII. within ornamented cartouche.
In secure plastic holder, graded by NGC MS63, certification number 3925701-029.
Estimate: 180 GBP