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...
Opal gemstones are known for their play of colour that appears to dance across the stone. Black opal is the most rare and valuable, especially when paired with red flashes of colour. Many types of opal exist including fire opal and boulder opal.
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An antique opal, ruby and diamond butterfly brooch, with opals set in the wings and abdomen, a faceted ruby set in the thorax, cabochon rubies set...
A Victorian opal crescent moon brooch, set with oval opal cabochons, graduating in size, with old mine-cut diamonds set between the outer edge of...