Natural Blue Sapphire 6x5mm Oval 0.88 Carat Corundum Pretty Blue Wholesale Gem Faceted Loose Unmounted Gemstone between 5x6 millimeters

Tested by gemologist: Natural Blue Sapphire (Corundum)
Measurements: 6x5mm, 3.10 mm deep
Weight: 0.88 carats
Color: Medium Blue
Cut: Oval
Clarity: Type II SI1-I1 (visible characteristics from the bottom of the stone, not from the top)
Treatment(s): Heated

My gemologist said that it is probably heated