0.53 ct very nice 5 mm round cut natural iolite gemstone

Product No: 2303iol0003
Stone Type: Natural Iolite
Shape: Round
Total weight: 0.53 carats
Size (mm): 5x4mm
Color: Tanzanite Blue
Clarity: SI3
Luster: Very Good
Hardness: 7-7.5
Treatment: Natural/Untreated
Origin: Sri Lanka