.9 ct. Perfect moissanite with authentication and grading

this is a absolutely perfect .9 ct. moissanite diamond. these beautiful stones are growing extremely fast in popularity as they are twice the refractivnes as diamonds and almost just as hard as diamonds are 10 on the scale and moissanite are 9.2 on the hardness scale . these are at least double as shiney as diamonds and this particular stone is perfect as you can see on the grading paper that is included. all the serial numbers match the one on the diamond ,the one on the grading and authentication papers and the one on the separate card so you know you are getting the real deal and one hell of a stone for a engagement ring pendant solitaire ring or stud earing.