of shield shaped outline, the central section formed by a pave set diamond dome topped by a principal brilliant cut stone, the frames of stepped overlapping pattern with chevrons and arcs set with baguette and round cut stones, mounted in platinum, workshop mark for Henri Lavabre, French assymark, Length 3.7cm / 1 3/8'' Weight: 44g
Art Deco ruby, diamond, sapphire and demantoid garnet open rectangular brooch, French, of buckle design with central band of geometric vari-coloured gem flowers,
Early 20th century yellow sapphire, sapphire and diamond cluster brooch, c.1910, centred by an 11.90ct Ceylon yellow sapphire of old square cushion cut and lemony-yellow hue,