Step Cut Alexandrite Oval, 1.85 cts
Bright green in daylight and grayish purple under incandescent light, the color change is excellent. The stone is eye clean and the cutting and proportions are good. A complimentary AIGS gemstone mini certificate is included with the purchase of this gemstone.
Price information
RRP:$ 5855.00
Web:$ 3252.50
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*5/2 (medium green)
Light source 1:cool daylight
Color grade 2:
RO/OR*4/2 (medium light red-orange or orange 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:8.79 mm
Width:6.38 mm
Depth:3.86 mm
Weight:1.85 cts
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