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LOOSE FACETED BLUE SAPPHIRE                            Hardness 9

RETURN TO »» SAPPHIRE BLUE OVAL 2

 

2.51 cts. Natural Blue Sapphire oval single

 9.2 x 7.2 x 4.3 mm. (Mixed step cut.)

Slightly included. Enhancement: heated (H)

stone PRICE USD 1129.00 

ORIGIN: Madagascar  

    ref:SAbo251    

 
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Hardness: 9
Specific Gravity: 3.9 - 4.1
Refractive Index: 1.76 - 1.78   Visual Catalog
Chemical Composition: Al2O3, Aluminum Oxide Corundum data
Crystal Structure: Trigonal     Cutting Styles
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- Scale determining the purity of a stone.  -
FL NFL SI1 SI2 MI1
Flaw less Near flaw less Slightly included 1 Slightly included 2 Medium included 1
-------------------------------------------------------------------------------------------------------------------------------------------------------------------
MI2 MI3 VI1 VI2 HI
Medium included 2 Medium included 3 Very included 1 Very included 2 Highly included
 
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