![AUSTRALIAN BLACK OPAL](http://www.jossieopals.com/cdn/shop/files/1_518da746-5f62-43e3-87a6-c4583f9fb368_{width}x.jpg?v=1703526690)
Australian Solid Natural Black Opal 10k Gold Ring
Opal Type : Australian Solid Black OpalCarat Weight : 2.70 ct
Size : 8.65 mm x 16.00 mm approx.
Color : Multi-Color
Shape : Free Shape
Cut : Medium 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
![](https://cdn.shopify.com/s/files/1/0164/4416/2148/files/body-tone1_medium.jpg?v=1550293016)
Treatment : NONE
Origin : Lightning Ridge Opal Field, NSW Australia.
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Total Item Weight : 2.38 g
Metal Type : Gold
Metal Purity : 10k
Ring Size :
US-6.5 (16.9 mm)
Britain/Australia M1/2
Asia 13
Euro 52.5