4.13 ct large rare genuine natural Australia opal gemstone

Product No: 1605opa0001
Stone Type: Natural Opal
Shape: Oval
Total weight: 4.13 carats
Size (mm): 12.6x11.2x6.8mm
Color: Rainbow See Image
Clarity: Semi Transparent
Luster: Very Good
Hardness: 5.5-6
Treatment: Natural/Untreated
Origin: Australia