Strong Color Change Alexandrite Cushion

Detail identification and grading report
Identification
Type: Natural
Species: Chrysoberyl
Variety: Alexandrite
Origin: Deobhog area, Raipur, Chhattisgarh, India
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: vstbG*5/4 (medium very strongly bluish green)
Phenomena: Pleochroism Change of color (Alexandrite effect) Strong
Color phenomena: rP 5/3 (medium reddish purple)
Clarity
Clarity type: Moderately included (Type I)
Transparency: Transparent
Cut
Shape: Cushion
Cut style: Step
Symmetry: Exceptional
Brilliance: Exceptional
Polish: Exceptional
Size
Width: 14.50 mm
Length: 15.50 mm
Depth: 10.50 mm
Weight: 21.41 cts
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