Step Cut Alexandrite Oval, 1.79 cts
Bright slightly yellowish green in daylight and grayish-violet under incandescent light, the color change is strong. The clarity, cutting and proportions are quite good. A complimentary AIGS gemstone mini certificate is included with the purchase of this gemstone.
Price information
RRP:$ 4511.00
Web:$ 2506.00
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:G 4/2 (medium light green)
Light source 1:cool daylight
Color grade 2:
PR/PR*3/2 (light red-purple or purple-red [pink])
Light source 2:Incandescent light
Optical phenomena:75%-79% (Strong) Color change (Alexandrite effect)
Color rating:0 (Undisclosed)
Clarity grade
Brilliance:Exceptional
Transparency:Transparent
Clarity grade (GIA):eye clean
Clarity rating:5 (Exceptional)
Cut grade
Shape:Oval
Style:Step Cut
Polish:Exceptional
Symmetry:Exceptional
Cut rating:5 (Exceptional)
Measurement
Length:7.64 mm
Width:6.55 mm
Depth:4.33 mm
Weight:1.79 cts
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