Blue tanzanite in oval cut 10.53 ct

A very interesting specimen of natural tanzanite stone in an oval cut. The bright blue color is the strong point of this tanzanite. Blue tanzanites with minimal violet content are really rare. It is known that pleochroism in blue and violet tones is somehow characteristic of all tanzanites. Oval tanzanite weighs 10.53 carats. Dimensions – 14.91×12.05 mm. The place of production is Tanzania.