(Art Nouveau) Art Nouveau Gold, Opal, and Demantoid Garnet Necklace. designed as writhing serpents with five bezel-set opals, the central opal with demantoid garnet accents, maker's mark RD within a shield.
❤️Antique Colombian Gem Emerald & Diamond Necklace "Victorian-era emerald & diamond necklace finely crafted in silver over gold and 89 small cushion-shape emeralds weighing carats & 192 tiny antique-cut diamonds." The central emerald is ct.
Cleef & Arpels Pierres de Caractère Rayons Précieux necklace in yellow gold, with round diamonds, gradation of round yellow sapphires and Mandarin garnets, and pear-shaped Mandarin garnets. The Rayons Précieux suite also incorporates a pair of earrings