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This is a genuine Marianovich Gems Certificate of Authenticity.
Sapphire
Marianovich Gemstone Report № 140 402 686 · August 11, 2026
Details
Item DescriptionOne loose stone
Weight1.89 carats
Measurements7.72 x 7.75 x 4.44 mm
ShapeHeart
ColorDeep Teal Blue
Hardness9
TransparencyTransparent
Conclusion
MineralCorundum
VarietyNatural Sapphire
TreatmentHeated
OriginMadagascar
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.