Bulgari diamond, ruby and sapphire ring, 1960’s
Bulgari bombé design ring set with one old cut brilliant diamond weighing 4.70 ct circa, encircled with cabochon rubies, sapphires and white diamonds. Ref. page 133 book Bulgari 125 years. Signed Bulgari and manufactured at the end of 1960’s.
Another one ring with a central cabochon sapphire is published in the book “Bulgari 125 ans de magnificence italienne”.