Vintage Rivière Chandelier style smoky topaz silver necklace

For your consideration, vintage, circa mid-century, necklace in riviere/ chandelier style featuring faceted smoky topaz stones prong set in open back bezel setting, signed Silver, originally has been gold wash over silver, the necklace closes on a spring ring clasp, a real show stopper! Condition: pre-owned vintage condition, please notice some distressed gold plating, not very noticeable,as seen in the photos, from a non-smoking environment. Measurements: 41.4 cm long, stones are 1.2 cm