Metal: 925 Sterling Silver Main Stone: 11 natural emeralds, totaling 8 carats. Total weight: 14 g Size: Adjustable size The main stones of this product are 11 natural emeralds with an intense color. Emeralds are typically treated with colorless oil to enhance clarity, which is a common practice internationally and does not affect the nature of the gemstones. This item includes the high-quality leather jewelry box shown in the picture. 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.