Watch List notes:

Curacao (Dutch administration), 1/4 gulden, script-C countermark (1838) on 1/4 cut (toothed edges) of a Netherlands 1 gulden of Willem I. KM-27. 2.68 grams. Nicely toned all over, with 18 of date and full WILLEM visible, the countermark XF and the host Fine.
($300-450)