Material: 925 sterling silver Marking: S925 (located on the ear post) Main stones: Two natural cabochon emeralds, approximately 1.5 carats each, totalling 3 carats This item is crafted from 925 sterling silver, plated with 18K gold, and set with two vibrantly coloured natural emeralds. Natural emeralds are typically treated with a clear oil to enhance clarity; this is a common international practice that does not alter the gemstone’s properties. 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.