Mysticdrop 1.55-1.95 Cts of 8 mm AA- (SI - Slightly Included) Cushion Checker Board Genuine Natural Aquamarine (1 pc) Loose Gemstone The loose Cushion Checker Board Genuine Natural Aquamarine is a AA- (SI - Slightly Included) natural-untreated gem measuring 8 mm. AA quality Aquamarines are eye clean gemstones, with no visible nicks, or inclusions. The color is even and consistent. Aquamarine is a transparent, pale blue variety of beryl considered as the March birthstone. The gem is absolutely natural that has not been enhanced or treated in any manner. 30 Day No questions asked Return Policy Free-Shipping within US Loose Aquamarine