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Natural Alexandrite Faceted stone

Overview Aug 1 2007, 08:34 AM

Step Cut Alexandrite Oval, 4.81 cts

The stone is well cut with good transparency and a strong and attractive color change offering excellent value for an alexandrite this size.

Price information

RRP:$ 16650.00 Web:$ 9250.00 Source:Multicolour.com
cool daylight Incandescent light Step Cut Alexandrite Oval, 4.81 cts


Detail report Aug 1 2007, 08:34 AM

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:yG*5/2 (medium yellowish green) Light source 1:cool daylight Color grade 2: RO/OR*3/3 (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:Good Transparency:Transparent Clarity grade (GIA):moderately included Clarity rating:3 (Good)

Cut grade

Shape:Oval Style:Step Cut Polish:Exceptional Symmetry:Good Cut rating:2 (Fair)

Measurement

Length:12.2 mm Width:8.4 mm Depth:5.5 mm Weight:4.81 cts


 
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