Silver-plated copper with with red patinated squares and rectangles on a black-patinated textured background
Marks: WMF castle mark, IKORA
Illustrated: WMF Ikora Metall / Metalwork, Carlo Burschel and Heinz Scheiffele (Stuttgart, Germany: ARNOLDSCHE, 2006), p. 142, 90/585.
For more information see: WMF Glas Keramik Metall 1925-1950, Jörg Schwandt, (Berlin: Kunstgewerbemuseum, Staatliche Museum Preussischer Kulturbesitz, 1981). Metallkunst, Band IV (Berlin: Bröhan-Museum, 1981) pp. 546-579.
Marcus & Co. Arts & Crafts “Byzantine Revival” black opal (approx. 4 carats TW) ring in an elaborate wirework and applied beadwork 14k gold mounting, signed, c.1910