Metal: 18-carat gold Marking: Au750 Main stones: Two round South Sea cultured pearls, diameter 10 mm Colour: Gold, natural colour, untreated The metal components of this item are crafted from 18-carat gold, featuring two perfectly round South Sea cultured pearls. Surface smooth, with extremely minor imperfections. 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.