Allegra de Grisogono White and Colored Enhanced Black Diamond Ring

14 Karat White Gold Eight-Row Mix Tiered White and Colored Enhanced Black Diamond Ring. Size 7.25. 19.0 grams total weight. Matching Earrings and Bracelet sold separately, see picture below.  Property of a NYC Socialite. 

De Grisogono is a Swiss luxury jeweller. It was founded in Geneva, Switzerland, in 1993 by black diamond specialist Fawaz Gruosi, whose Lebanese-Italian. The Italian name Grisogono is derived from the Latin Chrysogonus which comes from the Greek Chrysogonos χρῡσό-γονος, meaning "begotten of gold".