Material: 925 sterling silver Main Stone: 1 pieces of 12mm×14mm Amethyst 9 pieces of 3mm Amethyst（Tested as natural） color: purple White stone not tested Total Weight: Approx. 15 carats (estimated) Total Jewelry Weight: 11g Size: Adjustable This item also includes the exquisite leather jewellery box pictured. Shipping: We deliver via UPS, Royal Mail, DPD, and other logistics providers. Delivery times depend on your local postal system, but most orders within Europe arrive within 5 to 7 business days.