PLATINUM DIAMOND AND SAPPHIRE LADIES RING: Rare unheated sapphire, diamond, and platinum ring. The blue, oval, mixed-cut sapphire weighing approx. 3.18 ct. rated VS in clarity (Type II), B in Hue, 4 in Tone and 3 in Saturation. Surrounded by 40 round brilliant cut diamonds weighing approx. .91 ct. rated VS-SI in clarity and G-H in color. Signed Oscar Friedman. Total weight is 4.8 grams. Size 7. Sold with GIA Gemological report.