A topaz, emerald and chalcedony revival Maltese cross pendant, circa 1830.  The chalcedony cross, centrally-set with a foiled oval-cut topaz in a closed-back setting, within a cannetille surround highlighted with similarly-set square-cut emeralds, suspended from a pierced loop, length 6.0cm Cross Jewelry, Art Deco Jewelry, Fine Jewelry, Women Jewelry, Jewelry Design, Antique Jewelry, Vintage Jewelry, Art Nouveau, Maltese Cross