Carat Weight : 1.65 ct
Size : 7.50 mm x 8.73 mm approx
Color : Green Blue
Shape : Oval
Cut : Low Dome Cabochon
Clarity : Translucent
Brightness B1 - B5 : B3.6
B1:Faint B2:Dull B3:Bright B4:Very Bright B5:Brilliant
Body Tone N1-N9 : N5 Dark Opal
N1-N4:Black Opal N5-N6:Dark Opal N7-N9:Light Opal
Treatment : NONE
Origin : Lightning Ridge Opal Field, NSW Australia