A diamond and gem set Giardinetto brooch formerly belonging to Agatha Christie, the sizable basket and bouquet comprising opals, rubies, sapphires, emeralds, rose and single cut diamonds, all in two tone 18ct gold, circa 1950. Provenance: Sale of the contents of Dame Agatha Christie's home, Greenaway House, Devon, Bearne's, 12 September 2006, lot 283.