7.87 ct large perfect natural black spinel gemstone

Product No: 1606spi0005
Stone Type: Natural Spinel
Shape: Pear
Total Weight: 7.87 Carats
Size (mm): 18.2x9.9x6mm
Colour: Black
Clarity: PK
Luster: Very Good
Hardness: 8.5
Treatment: Natural/Untreated
Origin: Tanzania