Opal Type : Australian Solid Black Opal
Carat Weight : 0.70 ct
Size : 6.00 mm x 6.00 mm approx.
Color : Blue Green
Shape : Round
Cut : Low Dome Cabochon
Clarity : Opaque
Brightness B1 - B5 : B3.5
B1:Faint B2:Dull B3:Bright B4:Very Bright B5:Brilliant
Body Tone N1-N9 : N3 Black Opal
N1-N4:Black Opal N5-N6:Dark Opal N7-N9:Light Opal
Treatment : NONE
Origin : Lightning Ridge Opal Field, NSW Australia
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Total Item Weight : 2.03 g
Metal Type : Silver
Metal Purity : 92.5 Sterling
Ring Size :
US 4.5 (15.3 mm)
Britain/Australia I
Asia 8
Euro 47