Very luxurious 5.1mm round perfect natural genuine tanzanite

Product No: 1603tan0001
Stone Type: Natural Tanzanite
Shape: Round
Total weight: 0.62 carats
Size (mm): 5.1x5x3.4mm
Color: Blue Purple
Clarity: IF
Luster: Very Good
Hardness: 6.5-7
Treatment: Heat
Origin: Tanzania