Top Gem Quality Natural Alexandrite 8.66cts.
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 inquire about availability.
  
Grade Score 9 / 10
Color Exceptional (5/5) Cut Good (3/5) Carat Very large (5/5) Clarity Exceptional (5/5) Rarity Extremely rare (5/5)
Price information
Web: $ 376883.50
RRP: $ 565325.25
Source: Multicolour.com
Availability information
Offered through Multicolour.com
Usually ships within 24 hours
Source: Multicolour.com

Detail identification and grading report
Identification		
Type:	Natural	
Species:	Chrysoberyl	
Variety:	Alexandrite	
Origin:	Tunduru, Ruvuma, Ruvuma Region, Tanzania	
Hardness:	8.5	
Density:	3.75	
RI-1:	1.741	
RI-2:	1.76	
Enhancements		
Variety of work:	Faceted	
Designation:	A (Not currently known to be enhanced)	
Color		
Color light source:	Cool daylight	
Color description:	G 5/5 (medium green)	
Phenomena:	Change of color (Alexandrite effect) Pleochroism Strong	
Color phenomena:	RP/PR 3/3 (light red-purple [pink])	
Clarity		
Clarity type:	Eye clean (Type I)	
Transparency:	Transparent	
Cut		
Shape:	Oval	
Cut style:	Step	
Symmetry:	Good	
Brilliance:	Exceptional	
Polish:	Exceptional	
Size		
Width:	10.64 mm	
Length:	11.68 mm	
Depth:	8.72 mm	
Weight:	8.66 cts