1.66 ct Natural Green Sapphire 6.3x5.7mm Octagon cut, Loose Faceted Gemstone, Bluish Green Sapphire

Gemstone Type: Natural Sapphire (Corundum)
Measurements: 6.3 mm x 5.7 mm; 4.4 mm deep
Weight: 1.66 carat
Color: Dark Bluish Green
Clarity: Type II VS-SI1 (has a surface reaching inclusion on the back)
Cut: Rectangle Octagon
Condition: Good! Newly Cut Stone (Has some slight abrasions on a few of the facets)
Treatment: Heated