3.99 ct very beautiful natural chalcedony gemstone

Product No: 1711cdn0019
Stone Type: Natural Chalcedony
Shape: Oval
Total Weight: 3.99 Carats
Size (mm): 11.8x9.7x5.6mm
Color: Blue/Purple
Clarity: IF
Luster: Very Good
Hardness: 7
Treatment: Natural/Untreated
Origin: Africa