1.00-1.20 Cts of 6 Mm Aa Cushion (1 Pc) Loose Mercury Mystic Topaz The loose cushion-cut Mercury Mystic Topaz is a fine AA quality multi-colored gem measuring 6 mm. AA quality gems are Very Slightly Included. The color is even and consistent. Mystic Topaz is created by coating a real colorless topaz to get a rainbow effect. The coating is permanent. 30 Day No questions asked Return Policy Free-Shipping within US Loose Mercury Mystic Topaz