Emerald Cut Alexandrite Octagon, 5.47 cts
A free independent gem lab cetificate is included with the purchase of this stone.
Price information
RRP:$ 13514.00
Web:$ 7507.60
Source:Multicolour.com
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Enhancement
Variety of work:Faceted stone
Enhancement:A (Not currently known to be enhanced)
Treatment:N/A
Classification
Identification:Natural
Species:Chrysoberyl
Variety:Alexandrite
Origin :Tanzania, Tunduru
Specific gravity:3.73
Hardnes:8.50
Refractive index:1.741 - 1.760
Rarity rating:10 (Extremely rare)
Color grade
Color grade 1:G 5/1 (medium green)
Light source 1:cool daylight
Color grade 2:
rO*2/2 (very light reddish orange)
Light source 2:Incandescent light
Optical phenomena:50%-54% (Moderate) Color change (Alexandrite effect)
Color rating:0 (Undisclosed)
Clarity grade
Brilliance:Fair
Transparency:Transparent
Clarity grade (GIA):eye clean
Clarity rating:5 (Exceptional)
Cut grade
Shape:Octagon
Style:Emerald Cut
Polish:Fair
Symmetry:Fair
Cut rating:3 (Good)
Measurement
Length:13.64 mm
Width:9.04 mm
Depth:4.03 mm
Weight:5.47 cts
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