AN ART DECO ROCK CRYSTAL, DIAMOND, RUBY AND ENAMEL BROOCH. The rock crystal hoop with circular-cut diamond and cabochon ruby flowerheads to the pavé-set diamond arrow and black enamel line detail, circa 1925, 4.7 cm wide.
AN ART DECO RUBY AND DIAMOND BROOCH The half circle of cabochon rubies to the pavé-set and baguette-cut diamond openwork surmount with central cabochon ruby, circa 1925, 4.5 cm long, with French assay mark for platinum
An Art Deco diamond, ruby and enamel brooch - Designed as a central pavé diamond and cabochon ruby target cluster with black enamel line border against a diamond set baton with carved rock crystal stylised plume terminal and black onyx detail, circa 1930
PLATINUM, ROCK CRYSTAL, RUBY, DIAMOND AND ENAMEL BROOCH - The rock crystal hoop decorated with floral motifs set with eight cabochon rubies, accented by old European and single-cut diamonds weighing approximately 2.00 carats, with black enamel detailing, fitted with retractable pendant loop; ca. 1925.
An Art Deco Ruby and Diamond Clip Brooch - Designed as a stylized pavé-set diamond crescent shape enhanced by lines of calibré-cut rubies and with cabochon-cut ruby terminal, mounted in platinum and gold. Circa 1930.