Black Ethiopian Opal Cabochon

14 black ethiopian opal cabochon products are offered for sale by suppliers on Alibaba.com, of which loose gemstones accounts for 57%. A wide variety of black ethiopian opal cabochon options are available to you, such as brilliant cut, round brilliant cut and mix shape.You can also choose from ethiopian opal, cat's eye and synthetic opal black ethiopian opal cabochon,as well as from waxing/oiling black ethiopian opal cabochonAnd whether black ethiopian opal cabochon is mineral gemstones, {2}, or {3}.