18K RUBY & DIAMOND RING: 18K white gold filigree ring contains one round native cut ruby. Weight: approx. .45 Ct. Rated SI in clarity (Type II), R in Hue, 5-6 in Tone and 4 in Saturation. 2 round brilliant-cut diamonds. Weight: approx. .50 Ct. Rated VS2 in clarity and G-H in color. The ruby and diamonds are prong set. Total weight: 3.0 grams. Size: 8.25.