Australian Lightning Ridge Solid Natural Black Crystal Opal Ring Size:US Size 5 tolstoyWidgetId='f9ukt673yzmcp'

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Origin: Lightning Ridge Opal Field

8B1:Faint    B2 :Dull    B3:Bright    B4:Very Bright    B5:BrilliantBody Tone N1-N9 : N6 Dark OpalN1-N4:Black Opal    N5-N6:Dark Opal    N7-N9:Light OpalTreatment : NONEOrigin : Lightning Ridge Opal Field

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

Australian Lightning Ridge Solid Natural Black Crystal Opal Ring Size:US Size 5 tolstoyWidgetId='f9ukt673yzmcp'Opal Type : Solid Australian Black Crystal OpalCarat Weight : 0. 85 ctSize : 5. 34 mm x 8. 40 mm approxColor : Green BlueShape : OvalCut : Medium Dome Cabochon Clarity : Translucent Brightness B1 B5 : B3. 7B1: Faint B2: Dull B3: Bright B4: Very Bright B5: BrilliantBody Tone N1 N9 : N4 Black OpalN1 N4: Black Opal N5 N6: Dark Opal N7 N9: Light OpalTreatment : NONEOrigin : Lightning Ridge Opal Field, NSW Australia. Total Item Weight : 1. 60 g Metal Type