3.79 ct large unique genuine natural opal gemstone

Product No: 1706opa0006
Stone Type: Natural Opal
Shape: Oval
Total weight: 3.79 carats
Size (mm): 12.2x9.8x4.5mm
Color: Rainbow See Image
Clarity: PK
Luster: Very Good
Hardness: 5.5-6
Treatment: Heat
Origin: Australia