The setting is plated with 18K white gold. It has a bright, beautiful Butterfly shape Dark Amethyst 10ct. 3 Marquise shape White Swarovski Crystal each measured 0.3ct. That is total 10.9ct for this setting. Amazing clarity and shimmering facets. The whole setting of pendant measured 34mm x 30mm The necklace is in regular length: 18 inches The stones are from Austria and are considered as some of the best in the world . The items also comes with a fancy gift box. It is absolutely gorgeous gift for you or anyone.