Watch List notes:

France - Orange - William IX (1647-1650) - 1/2 Ecu 1649 mm. DE for Louis Deslonges (V/vdW 102 / KM95) - Obv. Bust of the prince with long hair to right, below rose / Crowned arms, below mm. - 13.54 gram - VF+ / very rare - NB. William IX was known in The Netherlands as 'Stadhouder' Willem II