Lightning Ridge Solid Natural Black Opal Sterling Silver Ring Size:Size US 7 72 mm x 14

72 mm x 14

5B1:Faint  B2:Dull  B3:Bright  B4:Very  Bright B5:BrilliantBody Tone N1-N9 : N7 Light OpalN1-N4:Black  Opal N5-N6:Dark  Opal N7-N9:Light OpalTreatment : NONEOrigin : Origin : Mintabie Opal Field

6B1: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 : Mintabie Opal Field

32 ctsColor : Green WhiteShape : FancyCut : High Dome CabochonTreatment : NONEOrigin : Western Australia-----------------------------------Total Item Weight : 9

89 gramsMetal Type : GoldMetal Purity : 10k

Lightning Ridge Solid Natural Black Opal Sterling Silver Ring Size:Size US 7 72 mm x 14Opal Type : Australian Solid Black OpalCarat Weight : 5. 50 ctSize : 11. 74` mm x 20. 78 mm approxColor : Purple BlueShape : Free ShapeCut : Low Dome CabochonClarity : TranslucentBrightness B1 B5 : B3. 5B1: 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 Ridge Opal Field, NSW Australia Total Item Weight : 5. 59 gMetal Type :