Translucent! 4.23ct top blue untreated Grandidierite

This fantastic example exhibits a ravishing blue hue with a slight green undertone that comes out in lower lighting and a high glossy luster. This is a very unique color pallet for precious gems, and is sure to draw attention. With this size, this unheated and untreated grandidierite is perfect for any personal or professional collection. It measures 12.3mm x 8.9mm x 5mm. Sourced from Madagascar. Untreated!