1.66Ct Untreated sapphire
Untreated blue Sapphire 1.665 carat Unheated 7.5×5.5mm 1.66ct
US$ 2,533
Description
Variety sapphire
Color Blue
Measurements 7.5×5.5mm
Weight carat/ 1.66
Clarity (type 2) Eye Clean
Shape – Triangular, Mixed
Treatments – NON
MAGNIFICATION – checked
Parochialism Dichroic
Hardness(Ref Data) 9
Refractive index checked
Specific Gravity 4 (+-01)
Optical Character, Double refractive
