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
Marchak Paris, “Gold Ball” earrings, 9 fluted gold balls with woven rope designed chains in 18K gold, Signed and marked: Marchak, Made in Paris, no. 230494, c. 1935