Step Cut Alexandrite Oval, 8.66 cts
An unusual combination of a fine color change, exceptional clarity, and excellent cutting make this stone is one of the very top alexandrites ever to be unearthed from this deposit in Tunduru! Please enquire about availability.
Price information
RRP:$ 423994.00
Web:$ 235552.00
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 5/5 (medium green)
Light source 1:cool daylight
Color grade 2:
PR/RP 3/3 (light red-purple [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:Good
Cut rating:3 (Good)
Measurement
Length:11.68 mm
Width:10.64 mm
Depth:8.72 mm
Weight:8.66 cts
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