8.20 ct large very beautiful oval natural rainbow quartz gemstone

Product No: 2110mqu0012
Stone Type: Natural Quartz
Shape: Oval
Total weight: 8.20 carats
Size (mm): 14x10.1x7mm
Color: Rainbow
Clarity: VVS1
Luster: Very Good
Hardness: 7
Treatment: Heat/Diffusion
Origin: Brazil