0.50 ct Rare high quality genuine natural tanzanite gemstone

Product No: 2110tan0006
Stone Type: Natural Tanzanite
Shape: Oval
Total weight: 0.50 carat
Size (mm): 6.3x4.2x2.6mm
Color: Blue Purple
Clarity: SI2
Luster: Very Good
Hardness: 6.5-7
Treatment: Heat
Origin: Tanzania