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PRINS & PRINS

DIAMONDS

1.38ct Oval Cut Natural Sapphire

1.38ct Oval Cut Natural Sapphire

Gemological report included

 

Mineral Corundum
Chem. Composition: Al2O3
Specific Gravity 4.00
Hardness 9
Refractive Index 1.762 – 1.770
Birefringence 0.008 – 0.010
Fluorescence Orangey red
Pleochroism vB-gB
Optic character Doubly refractive
Optic dispersion 0.018

SKU XSA103 Categories ,