8.95ct alexandrite pink to blue/gray color change sapphire heart lab grown hotsell

Sapphire Lab Created
CS624

Color: From pink (in sunlight) to blue/purple (under white lamp)
Shape: Heart
Size: 13x12.5 mm
Weight: 8.95ct

Mineral: Corundum
Chemical Formula: Al2O3
Crystal System: Trigonal
Hardness (Mohs): 9
Refractive Index: 1.76–1.77
Density, g/cm3: 4
Dispersion: 0.018
Pleochroism: Strong
Growth Method: Flame Fusion hotsell