Multicolor American Diamond (AD) Statement Necklace Set. | The necklace features a combination of clear and vibrant colored stones, which are generally high-quality synthetic alternatives to precious gems: | Main Colored Stones: These are often referred to as Multicolor Crystals or Cubic Zirconia (CZ) stones. The colors represent various gemstones: | Ruby Red | Emerald Green | Sapphire Blue | Mint Green | Pink and Orange