Butterfly Clasp in B Mokume 14kt yellow, red and gray gold with etched copper, .22ctw diamonds and hidden clasp connectors. Magenta and Gold Tourmaline Bead Necklace with B Mokume beads Tourmaline beads with B mokume beads, 14kt yellow, red and gray gold with etched copper and gold roundels, 16 ½ inches in length and male pearl connectors.