PRODUCT DETAILS
16×12 mm Emerald Cut Black Onyx
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A 16x12 mm Emerald Cut Black Onyx from Brazil, treated with Dye. Offered as a loose, unmounted gemstone cut to calibrated tolerances for reliable fit across standard settings.
Standard
Quality
Black Onyx
Gemstone
| Type | Black Onyx |
| Color | Black |
| Shape | Emerald Cut |
| Size (mm) | 16x12 |
| Cut | Calibrated |
| Treatment | Dye |
| Country of Origin | Brazil |
