Moissanite loose gemstones provides a wide range of loose Stones shapes including heart, cushion, octagon, marquise, square, oval, pear, radiant, round, trillion.The hardness rating of a moissanite is just beneath that of a diamond at 9.25. The hardness of a diamond is 10. The luster and brilliance of moissanite occasionally exceeds that of a diamond. Moissanite show more light than diamonds, creating a superior sparkle, because moissanite has a 2.65 to 2.69 Refractive Index (RI), making Moissanite much more brilliant than diamonds. Each piece of our moissanite stone can pass diamond tester.