Lightning Ridge Solid Natural Black Opal Made to Order 10k YG Opal Ring 20 mm approxColor : Multi-ColorShape

20 mm approxColor : Multi-ColorShape : TriangleCut : Low Dome CabochonClarity : TranslucentBrightness B1 - B5 : B4B1:Faint     B2:Dull     B3:Bright     B4:Very Bright     B5:BrilliantBody Tone N1-N9 : N5 Dark OpalN1-N4:Black Opal     N5-N6:Dark Opal     N7-N9:Light OpalTreatment : NONEOrigin : Mintabie Opal Field

41 mm approxColor : Multi-ColorShape : PearCut : Low Dome CabochonClarity : TranslucentBrightness B1 - B5 : B3

70 mm approx

8B1:Faint  B2:Dull  B3:Bright  B4:Very Bright  B5:BrilliantBody Tone N1-N9 : N8 Light OpalN1-N4:Black Opal  N5-N6:Dark Opal  N7-N9:Light OpalTreatment : NONEOrigin : Mintabie Opal Field

Lightning Ridge Solid Natural Black Opal Made to Order 10k YG Opal Ring 20 mm approxColor : Multi-ColorShapeSolid Black Opal from Lightning Ridge Opal Type : Solid Australian Black OpalCarat Weight : 1. 10 ctSize : 7. 38 mm x 8. 09 mm approxThickness : 3. 25 mmColor : Blue Green with a touch of OrangeShape : PeachCut : Medium Dome Cabochon Clarity : Translucent Brightness B1 B5 : B4B1: Faint B2: Dull B3: Bright B4: Very Bright B5: BrilliantBody Tone N1 N9 : N3 Black OpalN1 N4: Black Opal N5 N6: Dark Opal N7 N9: Light OpalTreatment : NONEOrigin : Lightning