PRODUCT DETAILS
4.0 mm Round Black Opal
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A 4.0 mm Round Black Opal from Australia, Natural/Untreated. Offered as a loose, unmounted gemstone cut to calibrated tolerances for reliable fit across standard settings.
Standard
Quality
Black Opal
Gemstone
| Type | Black Opal |
| Color | Black |
| Shape | Round |
| Size (mm) | 4.0 |
| Cut | Calibrated |
| Treatment | None |
| Country of Origin | Australia |
