Art Nouveau Black Opal and Diamond Pendant, The Brassler Company, Newark, New Jersey, set with three opal cabochons among scroll and knife-edge motifs, seven old European-cut diamond melee highlights, completed by delicate fancy link chain, 14kt gold mount, lg. 2 3/4, 16 in., maker's mark "14B."
Arts & Crafts Opal and Gem-set Pendant Necklace, F.G. Hale, bezel-set with two shaped opal cabochons measuring approx. 25.00 x 16.00 x 5.50 and 23.00x 19.00 x 5.00 mm, further bezel-set with amethyst, sapphire, peridot, green tourmaline, and demantoid garnets, in a foliate mount with grape cluster motifs, suspended from a conforming chain with two bezel-set opal cabochons with black onyx backs, 18kt gold mount with 14kt gold chain, lg. 2 3/4, 16 3/4 in., signed F.G. Hale