Solid Lightning Ridge Black Opal with Green Orange Blue Colors. unset opals Metal Purity : 10k

Metal Purity : 10k

6B1:Faint    B2:Dull    B3:Bright    B4:Very Bright    B5:BrilliantBody Tone N1-N9 : N2 Black OpalN1-N4:Black Opal    N5-N6:Dark Opal    N7-N9:Light OpalTreatment : NONEOrigin : Lightning Ridge Opal Field

Opal Type : Solid Australian Light OpalCarat Weight : 2

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Solid Lightning Ridge Black Opal with Green Orange Blue Colors. unset opals Metal Purity : 10kSolid Polished Black Opal from Australia. Opal Type : Solid Australian Black Opal Carat Weight : 2. 00 ct Size : 7. 78 mm x 12. 20 mm approx Thickness : 2. 98 mm Color : Green Orange Blue Shape : Fancy Cut : Low 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 Treatment : NONE Origin : Lightning Ridge