Lightning Ridge Solid Black Opal with Green Blue Yellow Colors. Semi Black Opals Australian Natural Solid Crystal Opal

Australian Natural Solid Crystal Opal Sterling Silver Ring

Australian Solid Black Opal 10k Gold Ring

82 mm x 13

10 mm approx

Color : Green BlueShape : PearCut : Low Dome CabochonClarity : Translucent GlassyBrightness B1 - B5 : B3

Lightning Ridge Solid Black Opal with Green Blue Yellow Colors. Semi Black Opals Australian Natural Solid Crystal OpalAustralian Solid Natural Polished Black Opal. Opal Type : Solid Australian Black Opal Carat Weight : 0. 65 ct Size : 5. 00 mm x 7. 00 mm approx Thickness : 3. 11 mm Color : Green Blue Yellow Shape : Oval Cut : Medium Double Dome Cabochon Clarity : Semi Opaque Brightness B1 B5 : B3. 8 B1: Faint B2: Dull B3: Bright B4: Very Bright B5: Brilliant Body Tone N1 N9 : N3 Black Opal N1 N4: Black Opal N5 N6: Dark Opal N7 N9: Light Opal Treatment : NONE Origin :