1.87 ct Natural Tanzanite 9x7mm Oval Bluish Violet Genuine Gemstone Loose Gem or faceted stone Bluish Purple

Tested on Refractometer: Genuine Zoisite (Tanzanite)
Measurements: 9.0 x 6.92 mm, 4.4 mm deep
Weight: 1.87 carats
Shape: Oval
Color: Bluish Violet, it looks a more violet and less blue in person compared to the pictures
Clarity: VS
Condition: Pretty good, very slight wear. See magnified photo 5