length approximately 535mm; a pink, grey and cream freshwater pearl necklace, strung with cultured and button-shaped pearls, length approximately 445mm; a freshwater pearl and crystal quartz bead necklace, length approximately 390mm; a strand of graduated South Sea, cultured and freshwater pearls and crystal quartz beads, length approximately 680mm; a pink tourmaline, gold bead and button-shaped pearl necklace, length approximately 510mm; a faceted citrine bead necklace, length approximately 410mm; and a freshwater pearl, quartz and glass bead necklace, length approximately 500mm