Vintage, 18 1/4 Inch Long, Red And White Spiny Oyster Shell Rondelle Bead Necklace With Sterling Silver Beads, Cones & Hook Clasp A classic necklace design of 9 by 5 mm smooth rondelle beads made from the shell of the spiny oyster. 18 1/4" from end to end with highly polished beads in shades of red and white with faint traces of orange. This necklace is strung on sturdy, flexible beading wire with a 6mm round sterling silver bead at each end followed by a sterling silver cone. Each cone is…