Step Cut Alexandrite Oval, 6.23 cts
Although this stone is not eye clean, it is quite large for an alexandrite. It changes from a dark olive green to a pinkish brown in incandescent light.
Price information
RRP:$ 12560.00
Web:$ 6978.00
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:styG*6/3 (medium dark strongly yellowish green)
Light source 1:cool daylight
Color grade 2:
O*3/2 (light orange [brownish])
Light source 2:Incandescent light
Optical phenomena:N/A Color change (Alexandrite effect)
Color rating:0 (Undisclosed)
Clarity grade
Brilliance:Good
Transparency:Transparent
Clarity grade (GIA):moderately to Severely included
Clarity rating:3 (Good)
Cut grade
Shape:Oval
Style:Step Cut
Polish:Exceptional
Symmetry:Fair
Cut rating:2 (Fair)
Measurement
Length:14 mm
Width:9.8 mm
Depth: mm
Weight:6.23 cts
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