Antique and Vintage Coral Jewelry

Coral is one of several so-called “organic gemstones,” the other main ones being pearls and amber. Made out of calcium carbonate (as are pearls) that’s secreted by organisms known as polyps, coral is mostly found in tropical oceans, where colonies of polyps are jammed together to create reefs. The coral of most interest to jewelers is called precious or noble coral, Corallium rubrum, which ranges in color from dark red to pale rose and...Continue Reading
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