Glossary

This is a list of some of the terms and abbreviations used.

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Omega

Flat chain with a solid surface formed by the links and worn high on the neck.

Onyx

A gemstone that is black or white in color lends itself to flat jewelry creation such as cameos, since it has a layered structure.

Opal

Opal is gemstone that often diplays a play of color that can include multiple colors. Australia is a major source of top quality opals.

Organic

Organic gemstones originate from a living organism. Amber, pearls, ivory, coral, and shells are all examples of organic gemstones.

Oriental pearl

A natural pearl.

Oval cut

The oval cut is most similar a round-brilliant cut and combines the round's sparkle with a flattering, elongated outline.

Overlay

A decorative layer.

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