Step Cut Alexandrite Oval, 4.16 cts
Dark very slightly bluish green in daylight, and medium dark red-purple under incandescent light, the color change is strong and attractive. The cut, polish, proportions and clarity are excellent.
Price information
RRP:$ 47950.00
Web:$ 26639.00
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:vslbG*7/2 (dark very slightly bluish green)
Light source 1:cool daylight
Color grade 2:
PR/RP 6/3 (medium dark red-purple)
Light source 2:Incandescent light
Optical phenomena:75%-79% (Strong) 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:Oval
Style:Step Cut
Polish:Exceptional
Symmetry:Good
Cut rating:2 (Fair)
Measurement
Length:10.44 mm
Width:7.88 mm
Depth:5.9 mm
Weight:4.16 cts
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