Lightning Ridge Solid Natural Black Opal Sterling Silver Ring Size:Size US 7.5 Color: Green Blue with a

Color: Green Blue with a touch of Orange

50 mm approxColor : Blue Shape : RoundCut : Medium Dome Cabochon Clarity : OpaqueBrightness B1 - B5 : B3

Body Tone N1-N9 : N7 Light Opal

32 mm approxColor : BlueShape : PearCut : Low Dome CabochonClarity : OpaqueBrightness B1 - B5 : B3

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 : No EnhancedOrigin : Origin : Lightning Ridge Opal Field

Lightning Ridge Solid Natural Black Opal Sterling Silver Ring Size:Size US 7.5 Color: Green Blue with aOpal Type : Australian Solid Black OpalCarat Weight : 0. 70 ctSize : 5. 44 mm x 7. 36 mm approxColor : Green Blue with a touch of OrangeShape : OvalCut : Low Dome CabochonClarity : OpaqueBrightness B1 B5 : B3. 5B1: 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, NSW Australia Total Item Weight : 6. 5 gMetal