A vibrant cushion-cut danburite of 15.21 carats set in a platinum ring surrounded in a halo and along the shank by colorless diamonds of 1.86 carats and black diamonds of 0.59 carats. Gemresearch Swisslab describes the danburite as Burmese with no evidence of treatment.
Designer: Patrick Mauboussin-
Gemstone: Danburite: 15.21 carats
Gemstone: Colorless Diamonds: 1.86 carats
Gemstone: Black Diamonds: 0.59 carats
Design Era: Contemporary