An Art Deco diamond clip brooch, of circular outline with pierced geometric design and
An Art Deco diamond clip brooch, of circular outline with pierced geometric design and millegrain-set with graduated old circular-cut diamonds in platinum, maker's mark and Austrian marks, detachable brooch fitting and detachable clip fitting, the clip is hinged and opens at the top to be worn as a scarf clip, width 4cm, case