This is a stunning GIA Certified Sapphire
The GIA report reads as follows:
GIA Report Number: 5201853730
Shape: Round
Cutting Style: Modified Brilliant Cut
Cutting Style: Crown:
Cutting Style: Pavilion:
Transparency: Transparent
Color: Very Light Yellow
RESULTS
Species: Natural Corundum
Variety: Natural Sapphire
Geographic Origin: Sri Lanka
Treatment: No Indications of Heating
Item Description: One loose stone
Weight: 1.64 carats
Measurements: 7.19 x 7.12 x 4.20 mm
Comments:
Internal notes and additional description:
Weight: 1.64 carats
Clarity: Slightly Included: Some inclusions visible to the naked/unaided eye.
Colour: Very Light Yellow
Treatment: No Indications of Heating
Origin: Sri Lanka (Sometimes called 'Ceylon' in the gem trade)
Internal SKU: GIAS0317
Please quote SKU if you have any questions about this gem.