BUYJEM • Factory Direct
Product details
For wholesale: specs extracted from product content and saved fields.
Ship from / originWuzhou Gemstone City
Category
Lab-grown Corundum (Ruby/Sapphire) / Loose Gemstones
Gem type
Lab-Grown Sapphire
Shape
Elongated Cushion / Fat Rectangle
Size / weight
3x5mm – 13x18mm
Cut
Excellent
Color
Sapphire Blue-Royal Blue-Cornflower Blue
Clarity
VS-VVS
Certificate
AGL/GRC
Growth method (lab)
Czochralski Method
Factory / supplier
5 Wuzhou Gem Processing Enterprises
Chemical
Al2O3
Hardness
9.0
Dispersion
0.018
Refractive index
1.76-1.77
Specific gravity
3.99-4.05
Customization
Custom cutting available
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This lab-grown blue sapphire features an elongated cushion cut, available in sizes from 3x5mm to 13x18mm. It boasts excellent cut, VS-VVS clarity, and rich blue colors from Cornflower to Royal Blue. Certified by AGL/GRC. The gemstone is produced using the Czochralski method and offers a hardness of 9.0. Custom cutting is available upon request.