7.63 ct large luxury natural black spinel gemstone

Product No: 1607spi0014
Stone Type: Natural Spinel
Shape: Oval
Total Weight: 7.63 Carats
Size (mm): 12.9x10.1x7.4mm
Colour: Black
Clarity: PK
Luster: Very Good
Hardness: 8.5
Treatment: Natural/Untreated
Origin: Tanzania