RESERVED Crystal Opals 88 ctSize : 5

88 ctSize : 5

Brightness B1 - B5 : B4B1: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

Australian Solid Natural Dark Opal 10k Gold Ring

Solid Polished Black Opal from Australia display Blue Green Color Fires

Stone Type : VarisciteSize : 12

RESERVED Crystal Opals 88 ctSize : 5Solid Australian Natural Black Opal Opal Type : Solid Australian Black Opal Carat Weight : 5. 56 ct Size : 11. 63 mm x 15. 13 mm approx Thickness : 4. 68 mm Color : Blue with a touch of Green Shape : Pear Cut : Low Dome Cabochon Clarity : Opaque Brightness B1 B5 : B3. 5 B1: Faint B2: Dull B3: Bright B4: Very Bright B5: Brilliant Body Tone N1 N9 : N2 Black Opal N1 N4: Black Opal N5 N6: Dark Opal N7 N9: Light Opal Treatment : NONE Origin : Lightning