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Round Cut - Calibrated
Real Natural Black Onyx in Round Cut Calibrated Sizes - Amazing Discount Round Black Onyx at AfricaGems
Calibrated Onyx Gemstones in Round Cut for Sale

Black Magic– All About Black Onyx from ICA

Shop Beautiful Black Onyx Rings
Shop Stunning Black Onyx Pendants
Shop Lovely Black Onyx Earrings
Shop Magnificent Black Onyx Matched Sets

NOTE:
Onyx Round Cut Gemstones

The carat weights of the Onyx Round Cut calibrated gemstones listed here are only approximate weights. The actual carat weight of the Round cut Onyx you receive can be more or less than the listed carat weight. Standard calibrated Round shaped Onyx Gemstones are based on dimensions, not carat weight.