7.5 Ct Emerald Green Radiant Cut Fire Moissanite Solitaire

7.5 Ct Emerald Green Radiant Cut Fire Moissanite Solitaire. This Moissanite measures 11 x 12.8 mm and has a vivid dark emerald greenish blue coloring with a fine even hue. With a refractive index of 2.65-2.69, this Moissanite exhibits more fire and brilliance than a natural diamond thanks to a dispersion that is 2.4 times higher than a natural diamond. With a 9.25 Mohs measurement of hardness this Moissanite will test positive for a diamond on almost any diamond tester.