OCTOBER BIRTHSTONE, 9 MM DIAMETER BALL WHITE OPAL TO GIVE THE FLOATING EDGE WE USED NYLON CLEAR 16 INCHES LONG SHORT NECKLACE 925 STERLING SILVER LOBSTER CLASP LAYERING DELICATE NECKLACES WILL GIVE YOU A FANTASTIC BOHO LOOK OR ALONE FOR A CLEAN DAINTY LOOK ALQUIMIA INSPIRATIONAL JEWELRY STATEMENT NECKLACE