This is a large genuine earth mined tri color tourmaline. The tourmaline has an attractive cut and lovely distribution between it's three vivid colors. This huge tourmaline has been authenticated by GIA and their report will be included. It describes the tourmaline as follows:

GIA Report Number: 1232523413

Shape: Octagonal

Cutting Style: Step Cut

Transparency: Semi-Transparent to Opaque

Color: Zoned Black, Pink, And Bluish Green

Species: Tourmaline

Item Description: One loose stone

Weight: 37.18 carats

Measurements: 19.44 x 18.38 x 10.90 mm

Comments: None

***If you would like to have me make this tourmaline into a beautiful piece of custom jewelry please reach out to me and we can discuss the possibilities***