This silver bonbonnière commemorates the royal wedding of King Constantine II of Greece and Princess Anne-Marie of Denmark, which took place on September 18, 1964. The item features detailed relief portraits of the couple, surrounded by heraldic symbols significant to the Greek monarchy and the couple's lineage. Such commemorative items were often produced to celebrate significant royal events and were popular among collectors and those wishing to show allegiance. The craftsmanship suggests a high-quality piece.