A Superb Antique Rose de France Amethyst Necklace, Vintage Edwardian - Art Deco, circa 1920 in Silver Filigree. This necklace has the most exceptional Sterling Filigree and genuine Rose de France Amethyst at its center. The stone is original and one can see natural quartz formations in the stone under magnification. The amethyst measures about 14 x 17mm and is beautifully faceted to catch the light. The setting is original circa 1920 Era Edwardian to early Art Deco period filigree. The detailed filigree is composed of solid sterling silver. The centerpiece measures about 1 5/8 inches long by about 3/4 inch wide. The entire necklace is about 17 1/2 inches long. In lovely vintage condition circa 1920. Express and International shipping available. Buy Now, this is a one-of-a-kind estate piece and once sold it cannot be restocked.