Art Deco Spaulding & Co. Diamond Black Onyx and...
An Art Deco butterfly choker, by Spaulding & Co, with a central butterfly, with open wings, flanked by two butterflies, with closed wings, on...
Amethyst is the purple variety of quartz. In the 19th century it was so popular its price matched rubies and emeralds, until a large deposit was found in Brazil. Today, amethyst is a popular gemstone and the birthstone for those born in February.
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An antique gemstone seven row ring, set with amethyst, peridot, ruby, pearl, sapphire, garnet, emerald and diamond, with alternating sets of...
A French Art Deco amethyst, rock crystal and eight-cut paste bracelet, with three stone groups of two large baguette-cut amethysts with rock...