Availability

•  In stock (2)

Stone type

•  Natural Onyx (1)
•  Natural Opal (1)

Shape

•  Round (3)
•  Round cabochon (2)

Colour

•  Black (1)
•  Yellow (1)

Treatment

•  Improvement treatment (1)
•  No treatments (1)

Stone size mm

•  (1)
•  4.20x4.10 (1)
•  5.00 (1)
•  5.80 - 7.00 (1)
•  5.80-5.90 (1)
•  5.90 (1)
•  5.90-6.10 (1)
•  6.00 - 6.10 (1)
•  6.10 (1)
•  7.00 (1)

Quality

•  Artisanal cut (1)