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This is a genuine Marianovich Gems Certificate of Authenticity.
Alexandrite
Marianovich Gemstone Report № 399 402 031 · October 14, 2026
Details
Item DescriptionOne loose stone
Weight0.20 carats
Measurements3.49 x 3.49 x 2.49 mm
ShapeRound
ColorDeep Bluish-Green (daylight) to Vivid Purple (incandescent)
Hardness8.5
TransparencyTransparent to Semi-Transparent
Conclusion
MineralChrysoberyl
VarietyNatural Alexandrite
TreatmentUnheated/Untreated
OriginRussia
This is a Marianovich Gems Certificate of Authenticity – an in-house expert opinion issued by Marianovich Gems, not an independent laboratory report – backed by our Authenticity Guarantee. Geographic origin and color are stated as expert opinions, not guarantees.