A BLACK OPAL, DEMANTOID GARNET AND SAPPHIRE PENDANT NECKLACE, BY LOUIS COMFORT TIFFANY, TIFFANY & CO.

A BLACK OPAL, DEMANTOID GARNET AND SAPPHIRE PENDANT NECKLACE, BY LOUIS COMFORT TIFFANY, TIFFANY & CO.
Suspending an oval black opal cabochon, within a sculpted gold grapevine surround, enhanced by circular-cut demantoid garnets and sapphires, to the double-strand finelink neckchain, set with links of similar motif, with gold grapevine detail at reverse of pendant, circa 1910, 23 1/2 ins., mounted in gold
Signed Tiffany & Co.