Natural Lightning Ridge Solid Black Opal Sterling Silver Ring Ring size:US 6.25 85 ctSize : 5

85 ctSize : 5

Britain/Australia I

8B1: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 : Lightning Ridge Opal Field

90 gMetal Type : Sterling Silver Metal Purity : 92

7B1: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

Natural Lightning Ridge Solid Black Opal Sterling Silver Ring Ring size:US 6.25 85 ctSize : 5Opal Type : Solid Australian Black Opal Carat Weight : 1. 48 cts Size : 6. 50 mm x 10. 00 mm approx. Color : Blue Green Shape : Pear Cut : Medium Dome Cabochon Clarity : Opaque Brightness B1 B5 : B3. 5 B1: Faint B2: Dull B3: Bright B4: Very Bright B5: Brilliant Body Tone N1 N9 : N4 Black Opal N1 N4: Black Opal N5 N6: Dark Opal N7 N9: Light Opal Treatment : No Enhanced Origin : Lightning Ridge Opal Field, NSW Australia. Total Item Weight: 5. 30 g Metal