Excellent 11.98ct untreated milk blue Aquamarine

This is an amazing gemstone. The sky blue hue glows through frosted clarity, creating its milk blue color, while its superior luster has a twinkling effect that shines across every facet. Measuring 16.6mm x 12.9mm x 8.2mm and featuring a Mohs hardness rating of 7.5-8 out of 10, this aquamarine is perfect for setting. Sourced from Brazil. Untreated.