Sapphire
Featured
Ceylon Blue Sapphire
The Velvety Cornflower
Sri Lanka·9.0 Mohs
Unheated specimens availableGIA & GRS certified
Carat range0.5–20+ ct
The most extraordinary colour-change phenomenon in the mineral kingdom: alexandrite shifts from vivid emerald green in daylight to rich ruby red under incandescent light. Representing only 0.02% of coloured gemstone production, it is among the rarest stones on earth.
Mining Origins
Key Attributes
Strong colour change
0.02% of production
Emerald to ruby shift
8.5 Mohs hardness
About Alexandrite
Natural alexandrite colour change gemstone from Sri Lanka and Madagascar. Rare chrysoberyl with strong green to red colour change. GIA certified alexandrite.
Specifications
Category
ChrysoberylPrimary Origin
Sri LankaHardness
8.5 MohsCarat Range
0.3–5 ctColour Profile
Emerald by Day, Ruby by Night
