Weight - 6.58cts 
Measurement:
    Length – 10.40MM
    Breadth – 8.70MM
    Depth – 7.78MM
Color - Blue
Cut - Mixed
Shape - Cushion
Polariscope - Double Refraction
R.I – 1.760 - 1.768
Pleochroism - Present 
Spectrum - 
S.G. - 4.00
Ultra Violet:
    L/W - Inert
    S/W - Inert
Microscope – Feathers , Colour bands, Crystals
Identification – A natural Blue Sapphire

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