Moon and Crystal Layered Necklace - Boho Jewelry Multi Layered Boho Necklace with crystals and a crescent moon. Color: Gold Material: Metal Alloy and Crystals Measurements: See photo for specific measurements. Adjustable necklace with a lobster claw clasp. Very sexy necklace. The top layer has crystals and is worn as a choker. The middle layer has a long tassel that dangles below the lowest layer.