Australian Natural Solid Opal Sterling Silver Ring.
Opal Type : Solid Australian Dark Opal
Carat Weight : 3.07 ct
Size : 8.68 mm x 14.27 mm approx.
Color : Green Blue Orange
Shape : Oval
Cut : Low Dome Cabochon
Clarity : Opaque
Brightness B1 - B5 : B3.6
B1:Faint B2 :Dull B3:Bright B4:Very Bright B5:Brilliant
Body Tone N1-N9 : N6 Dark Opal
N1-N4:Black Opal N5-N6:Dark Opal N7-N9:Light Opal
Treatment : NONE
Origin : Mintabie Opal Field, South Australia
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Total Item Weight : 5.33 grams
Metal Type : Silver
Metal Purity : 92.5
Ring Size :
US-6.5 (16.9 mm)
Britain/Australia M1/2
Asia 13
Euro 52.5