72
Margherita Burgener
A Chalcedony, Diamond, and Gold Ring
Set with a circular-cut chalcedony, weighing approximately 16.80 carats, with circular-cut diamond bombé prongs, to the polished gold hoop, mounted in 18K white gold, size 7.
Signed 'Margherita Burgener', 'Italy', with a Margherita Burgener box