THIS IS A VERY UNUSUAL PIECE AND QUITE LOVELY. AND ITS ABOUT TIME TO REMEMBER THAT OPAL IS THE BIRTHSTONE FOR OCTOBER, THAT'S JUST AROUND THE CORNER. SO GUYS IF YOU ARE LOOKING FOR THAT SPECIAL BIRTHDAY GIFT FOR THE GIRL IN YOUR LIFE CONSIDER THIS. THIS NECKLACE IS ALSO MARKED DOWN AT THE TIME OF THIS POSTING. Australian Black Jade Opal Twist Necklace