pearls jewelry: this blue 20mm shell jewelry and pearl jewelry necklace set is included with a special freshwater pearl necklace and a pair of shell jewelry earrings, the freshwater pearl jewelry necklace is made of circle shell jewelry with 8-9mm white smooth on both side pearl beads in centre, also linked with 7-8mm black pearls jewelry and combined with silver chains, the pearl earrings are made of a shell jewelry and two colors of freshwater pearl jewelry beads, also these pearl earrings are all with sterling silver earring hook, the length for this pearl necklace in the pearl jewelry set is approx 17", also available other lengthes.