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A pair of opal and diamond earrings Each collet-set pear-shaped cabochon opal, suspended from an old brilliant-cut diamond and knife-edge bar line surmount, diamonds approx. 0.50ct. total, length 4.9cm.
TIFFANY & CO. ART DECO OPAL AND DIAMOND RING
White gold, pink opal, black onyx and diamond earrings.
Side view: Black opal and diamond ring by Tiffany & Co. Via Diamonds in the Library.
Blue Opal & Champagne Diamond Bangle - 6.95 ctw
1900's Antique Crystal Opal Bead Necklace w/ Platinum Diamond Clasp & Quartz
Art deco earrings ca. 1930
Art Nouveau Black Opal, Diamond and Enamel Necklace, 1900