Opal Type : Australian Solid Black Opal
Carat Weight : 1.10 ct
Size : 7.00 mm x 7.00 mm approx.
Color : Blue
Shape : Square
Cut : Facet
Clarity : Opaque
Brightness B1 - B5 : B3.5
B1:Faint B2:Dull B3:Bright B4:Very Bright B5:Brilliant
Body Tone N1-N9 : N2 Black Opal
N1-N4:Black Opal N5-N6:Dark Opal N7-N9:Light Opal
Treatment : NONE
Origin : Origin : Lightning Ridge Opal Field, NSW Australia.
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Total Item Weight : 4.80 g
Metal Type : Silver
Metal Purity : 92.5 Sterling Silver
Ring Size :
US-6.5 (16.9 mm)
Britain/Australia M1/2
Asia 13
Euro 52.5