Moissanite is a completely synthetic gem that is 100% lab created. It sparkles like an icy blue diamond, without the fabled substance's signature green hue. Moissanite rings have taken the jewelry market by storm. This beautiful gemstone is out of this world in its beauty and brilliance. As a diamond alternative, Moissanite Solitaire Ring makes for a great alternative to other diamond alternatives or jewelry like synthetic diamonds and rubies.