ARTISAN-CRAFTED STERLING SILVER, MOTHER-OF-PEARL, OPAL AND OTHER COLORED GEMSTONE BIB CHOKER. Wide, graduated, openwork flexible strap constructed of three large asymetrical blister/mabe pearls spaced by various black opal cabochons, silver half pearls, aqua blue gemstones, and mother-of-pearl panels, all bezel-set and joined by round links; woven tubular back chain Estimate $500-800