Art Deco Diamond and Sapphire Butterfly Pendant Necklace, circa 1920s. The “wings” are comprised of 6radiant and sizable French-cut diamonds and a pair of square sapphires. The head centers on a bright European-cut diamond framed in electric blue calibre sapphires, and the abdomen features a center row of calibre sapphires framed by diamonds. An old mine pear shape diamond dangles below. 4.50 carats total diamond weight. An applied plaque on the reverse reads “K.A.H – A.E.H. 1865-1915”.