Black Onyx Cabochon Q&A
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How big is black onyx flat cushion gemstone in 14x12 size in carats?
Question updated 1 month ago | Genuine Gems > Cabochon Calibrated Gems > Black Onyx Cabochon > Buff Top Cushion Black Onyx in Grade AAA
Hi . I'm looking for flat top onyx 10×11. Cushion Shape Onyx Gemstone
Question updated 9 months ago | Genuine Gems > Cabochon Calibrated Gems > Black Onyx Cabochon > Buff Top Emerald Cut Black Onyx in Grade AAA
How thick is the black onyx gemstone? View answer
Answer posted 1 year ago | Genuine Gems > Cabochon Calibrated Gems > Black Onyx Cabochon > Black Onyx Flat Square Cut in Grade AAA