Australian Solid Natural Dark Crystal Opal Sterling Silver Pendant 18" chain.
Opal Type : Solid Dark Crystal Opal
Carat Weight : 0.37 ct
Size : 5.50 mm x 5.50 mm approx
Color : Green Blue Yellow
Shape : Round
Clarity : Translucent
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 : Lightning Ridge Opal Field, NSW Australia.
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Total Item Weight : 2.52 grams
Metal Type : Sterling Silver
Metal Purity : 92.5 Sterling
Chain : 18 Inch 92.5 Sterling