In 1968 a Foundation "Kroongoederen van het Huis van Oranje-Nassau" was instituted from Queen Juliana of the Netherlands. It owns the regalia and the Dutch House-jewels.
"juweelen der kroon" "House-diamonds" "House-jewels"
Will of William I in 1841, Art. 12 and
"family jewels" (1784 in the will of William V) have been used.