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
Shape
Oval
Size / weight
3x5mm – 13x18mm
Cut
Excellent
Color
Gem Blue
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 cuts available
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This oval-cut synthetic star sapphire displays a captivating gem blue color. It is available in a versatile size range from 3x5mm to 13x18mm, featuring an excellent cut. With a hardness of 9.0 and a specific gravity of 3.99-4.05, it offers excellent durability. The refractive index is 1.76-1.77. Custom cuts are available upon request, providing flexibility for specific design needs.