Rectangular cutaway brooch in platinum (850 thousandths) with openwork geometric motifs, entirely set with round brilliant-cut, eight-eighths and old-cut diamonds, three larger diamonds in the centre. Worked around 1920. (Traces of repair.) Height 2.7 cm; Length: 3.9 cm; Gross weight: 10.1 g. With a case from GEBR. FRIEDLANDER Berlin.