Huge 5,250ct untreated black Tourmaline

This superb natural tourmaline exhibits full color saturation, with a silky diamond black hue and natural veins of white matrix throughout. The combination of its tightly faceted cut and twinkling superior luster makes this enormous gem a natural choice for a statement piece in your collection. It measures a very impressive 4.7 in x 3.25 in x 2.1 in, and is unheated. Sourced from Mozambique.