Lightning Ridge Solid Black Opal Ring with Blue Color

Carat Weight : 1.25 ct
Size : 6.37 mm x 8.32 mm approx
Color : Blue
Shape : Pear
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 : N2 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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Ring Size :
US-6.5 (16.9 mm)
Britain/Australia M1/2
Asia 13
Euro 52.5