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This is a genuine Marianovich Gems Certificate of Authenticity.
Sapphire
Marianovich Gemstone Report № 104 213 590 · July 9, 2026
Details
Item DescriptionOne loose stone
Weight13.97 carats
Measurements12 x 13 x 10 mm
ShapeOval
ColorBlue
Hardness9
TransparencyTransparent
Conclusion
MineralCorundum
VarietyNatural Sapphire
TreatmentUnheated/Untreated
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.