Art Deco Revival with Large 11x9mm Created Purple Change Sapphire Filigree Ring in Sterling Silver, circa 1980s, Size 6 1/2 (Size 6.5), 3.92 grams. This ring appears to be cast from a replica of 1920's filigree ring. It features an 11x9mm step cut lab created purple change sapphire with light-catching facets. It is four prong set on a raised filigree gallery with crisp, intricate detail of flowers, pansies, vines and foliate. Fine milgrain detail frames the sapphire. The filigree detail…