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This is a genuine Marianovich Gems Certificate of Authenticity.
Demantoid
Marianovich Gemstone Report № 545 488 314 · August 11, 2026
Details
Item DescriptionOne loose stone
Weight0.25 carats
Measurements4.52 x 3.28 x 2.02 mm
ShapeOval
Hardness6.5
TransparencyTransparent
Conclusion
MineralGarnet (Andradite)
VarietyNatural Demantoid
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.