Dark Ruthenium-Plated Swarovski Sublima Ring with Multicolored Crystals The Swarovski ring has sparkling crystals of different colors and a spectacular shape. The ring is available in four different sizes: 50, 52, 55 and 58. The material of the ring is Swarovski jewelry metal, which is ruthenium-coated in a dark color. Layer with other Swarovski jewelry and create your own personal ensemble. Material: jewelry metal Jewelry color: dark ruthenium-plated metal Stones: clear crystals Ring sizes: 50-58 See all Swarovski products here