harro gem 1 items total March 21, 2019 Why Should You Buy A Harro Gem? If you follow us on Instagram, you know we are obsessed with our Moissanites! For a long time, we only sold the timeless Charles & Colvard option, but just over a year ago, we released rings featuring Harro Gem moissanite center stones. Since then, we have more requests than ever for this customizable and colorless diamond alternative! Continue reading → Continue reading → This entry was posted in Diamonds 101 and tagged diamond alternative, synthetic, harro gem, moissanite, diamond comparison on March 21, 2019 by admin. 1 Item(s)