This necklace offers a lot of movement and sparkle with the Swarovski crystal cluster at the center. The cluster has an air blue opal colored briolette drop accompanied by montana blue, black diamond, and air blue opal bicone Swarovski crystals. The cluster hangs about 1.5 inches below the high quality silver plated chain. The chain is about 16 inches long and is adjustable up to 18 inches long.