Opals aren't used that often in jewelry, but they are so beautiful. Perhaps it is the old superstition that when worn by a woman, an opal is considered bad luck.
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| A black opal and diamond ring by Grima, 1970's. |
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| An opal art nouveau style ring by Georges Fouquet, 1900-1910. |
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| An opal and diamond ring, made in London. |
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| A contemporary collection of black opal and precious stone rings. |
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| An opal and diamond ring by Grima. |
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| A simple opal and white gold ring. |
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| Three diamond and gem-set rings, the most notable being the opal ring in the middle. |