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Tsarstone collectors guide

Emerald Cut Alexandrite 5.47cts.

A free independent gem lab cetificate is included with the purchase of this stone.

Emerald Cut Alexandrite 5.47cts.
Natural Alexandrite Octagon 5.47 cts Natural Alexandrite Octagon 5.47 cts

Grade Score 8 / 10

Fair (2/5)
Good (3/5)
Very large (5/5)
Exceptional (5/5)
Extremely rare (5/5)

Price information

Availability information

  • Offered through
  • Usually ships within 24 hours
  • Source:
  • Multicolour Gems Co., Ltd
Detail identification and grading report
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
Variety of work: Faceted
Designation: A (Not currently known to be enhanced)
Color light source: Cool daylight
Color description: G 5/1 (medium green)
Phenomena: Pleochroism Change of color (Alexandrite effect) Moderate
Color phenomena: rO*2/2 (very light reddish orange)
Clarity type: Eye clean (Type I)
Transparency: Transparent
Shape: Octagon
Cut style: Step
Symmetry: Fair
Brilliance: Fair
Polish: Fair
Width: 9.04 mm
Length: 13.64 mm
Depth: 4.03 mm
Weight: 5.47 cts
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