![Australian Black Opal](http://www.jossieopals.com/cdn/shop/files/7_cd5dc499-388d-4391-809b-e3283bba939a_{width}x.jpg?v=1707799696)
Opal Type : Australian Solid Black Opal
Carat Weight : 0.80 ct
Size : 8.00 mm x 8.00 mm approx
Color : Blue Green
Shape : Round
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 : N4 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 : 7.30 g
Metal Type : Silver
Metal Purity : 92.5 Sterling
Ring Size :
US-7 (17.3 mm)
Britain/Australia N1/2
Asia 14
Euro 54