KASHMIR
Intensely saturated and velvety, rare sapphires from Kashmir set the standard for blue.
ROYAL BLUE
The world’s most famous engagement ring: Kate Middleton’s and Princess Diana’s sapphire.
PADPARADSCHA
A rare and valuable pinkish-orange sapphire named from the Sinhalese for lotus blossom.
FACTS
- Mineral: Corundum
- Chemistry: Al2O3
- Color: Every color but red
- Refractive index: 1.762 to 1.770
- Birefringence: 0.008 to 0.010
- Specific gravity: 4.00
- Mohs Hardness: 9
source:gia.edu
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