Opal Type : Solid Australian Black Opal
Carat Weight : 2.42 cts
Size : 7.50 mm x 12.22 mm approx.
Color : Green Blue with a touch of Red.
Shape : Pear
Cut : Medium 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 : No Enhanced
Origin : Lightning Ridge Opal Field, NSW Australia.
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Total Item Weight : 10.34 g
Metal Type : Silver
Metal Purity : 92.5 Sterling
Ring Size :
US 7 (17.3 mm)
Britain/Australia N1/2
Asia 14
Euro 54