YOU ARE LOOKING AT A VINTAGE SEA SHELL NECKLACE BY MIRIAM HASKELL. LONG STRAND OF WHITE SHELLS BOTH SIDES OF THE SHELL SO IT LOOKS LIKE IT IS CLOSED. EACH ONE MEASURES 1/2" TOTAL LENGTH IS 28" LIGHTWEIGHT CENTER CLASP HAS A ROW OF WHITE GLASS BEADS & LARGE CENTER WHITE BEAD. TAB CLIPS INTO A HEXAGON SHAPED SECURE END HALLMARK MIRIAM HASKELL. VERY GOOD CLEAN CONDITION. FROM A SMOKE FREE HOME . THANK YOU FOR LOOKING!!