10.49 ct very large beautiful natural chalcedony gemstone

Product No: 1904cdn0003
Stone Type: Natural Chalcedony
Shape: Oval
Total Weight: 10.49 Carats
Size (mm): 17x13.6x5.7mm
Color: Blue/Purple
Clarity: PK
Luster: Very Good
Hardness: 7
Treatment: Natural/Untreated
Origin: Africa