2.50 ct rare untreated natural genuine star sapphire

Product No: 2010sap0014
Stone Type: Natural Sapphire
Shape: Oval
Total weight: 2.50 carats
Size (mm): 7.1x6.6x4.4mm
Colour: Black
Clarity: PK
Star Effect: Very Good
Hardness: 9
Treatment: Natural/Untreated
Origin: Thailand