Elegant 4.72ct untreated gray blue Tourmaline

This superb natural tourmaline exhibits full color saturation with a dark tone, silky luster, and rich gray blue hue. The combination of its emerald cut and arrow straight faceting makes this gemstone a natural choice for an elegant setting. It measures an impressive 9.5mm x 8.5mm x 6.2mm, and is unheated. Sourced from Mozambique.