Lightning Ridge Natural Solid Black Opal Sterling Silver Pendant Necklace.

Natural Solid Australian Black Opal Sterling Silver Pendant 20" chain. Opal Type : Solid Australian Black OpalCarat Weight : 2.06 ctSize : 10.76 mm x 18.00 mm approxColor : Multi-ColorShape : PearClarity : OpaqueBrightness B1 - B5 : B3.6B1: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, NSW Australia. ----------------------------------------------------------------- Total Item Weight : 5.5 gramsMetal Type : Silver Metal Purity : 92.5 SterlingChain : 20 Inch 92.5 Sterling