Two Art Nouveau gold brooches, early 20th century, comprising: a brooch designed as a medallion of a

Two Art Nouveau gold brooches, early 20th century, comprising: a brooch designed as a medallion of a woman in profile, withing a foliate frame set with rose-cut diamonds and pearls, length 2.9cm, French export assay marks for 18ct gold, pearls untested; and another brooch of similar design, the medallion accented with rose-cut diamonds and flanked by trefoil motifs in polished gold, length 3.1cm, Austro-Hungarian import assay mark for gold