Opal Type : Solid Australian Black Crystal Opal
Carat Weight : 0.85 ct
Size : 5.34 mm x 8.40 mm approx
Color : Green Blue
Shape : Oval
Cut : Medium Dome Cabochon
Clarity : Translucent
Brightness B1 - B5 : B3.7
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 : 1.60 g
Metal Type : Gold
Metal Purity : 10k YG
Ring Size :
US-5 (15.7 mm)
Britain/Australia J1/2
Asia 9
Euro 49