March 1, 2018 | https://harrogem.com/about-moissanite/

About Harro Gem Harro Gem is a premium moissanite made from silicon carbide (4H crystalline polytype version), the same material as the Forever One by Charles and Colvard. However, not all moissanite is created equal. Just like diamonds have the “4 C’s”, moissanite can also vary in color, clarity, cut, and carat; Harro Gem has…read more