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Description:
Color - Star Sapphire
Shape/Cut -
Round Bead
Clarity - AAAA+
Hardness: 9.0
Density: 3.98
Refractive index: 1.762
Dispersion: 0.011
Melting point: 1700°C—3100°C
Note: 1. Starlight rays move with the Angle of illumination and are not fixed.
2. Clear starlight can be seen under flashlight or direct light.