Please watch the video - this tanzanite has a wonky bottom :)  It is cut off centre to the left , beaitiful colour depth though, piece will look amazing set 
Stone Type: Tazanite
Colour:  Deep Violet Blue
Shape/Cut: Oval
Size/Dimensions: 9 x 7 mm 
Carats: 1.74
Clarity : Flawless  - VVS
Treatment: Light Heat
Origin: Tanzaia