Iolite Coin Pearl Pendant Necklace Water Sapphire, known as Iolite is the gemstone used to create this pendant petaled flower. Blue-violet Iolite stones are facet cut for prong setting with one addition, they are drilled for stringing. In this pendant they are wire linked in a circle to create the lower strand pendant. A glowing white freshwater Coin Pearl sits above it, creating the 16 inch two strand look. All genuine gemstones, 14k Gold filled components. $48.00!