Natural Color Change Sapphire, Diamond, 18k White Gold Ring. Centering one round brilliant-cut natural color change sapphire weighing 1.08 ct., accented by four tapered baguette-cut and forty-four full-cut diamonds weighing a total of approximately 0.90 cttw., set in an 18k white gold mounting. Accompanied by a GIA Gemological Report No. 6204601997 dated September 27, 2019 stating "Natural Corundum, Natural Sapphire. No Indications of Heating. Color, Violet changing to Purple." {Size: 7, Gross Weight: 3.8 dwts}