Natural Lightning Ridge Solid Opal Sterling Silver Ring Ring size:6 5B1:Faint B2:Dull B3:Bright B4:Very Bright

5B1: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 Opal

Australian Solid Natural White Opal 10k Gold Ring

Britain/Australia J1/2

80 mm x 13

Natural Lightning Ridge Solid Opal Sterling Silver Ring Ring size:6 5B1:Faint B2:Dull B3:Bright B4:Very BrightOpal Type : Solid Australian Dark Opal Carat Weight : 1. 10 cts Size : 6. 17 mm x 7. 30 mm approx. Color : Orange Green Blue Shape : Oval Cut : Low Dome Cabochon Clarity : Opaque Brightness B1 B5 : B3. 6 B1: Faint B2: Dull B3: Bright B4: Very Bright B5: Brilliant Body Tone N1 N9 : N6 Dark 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: 4. 0 g Metal