Wiener Werkstatte Metallic Beaded Neck Collar. This neck collar was made in early 20th Century and attributed to the Wiener Werkstatte, Vienna Austria. The necklace has been meticulously restrung. The necklace is composed of metallic beads of various colors woven in a diamond pattern. The neck collar measures 18.5 inches long and approximately .5 inch in diameter. The necklace is in excellent condition.