Metal: Platinum Hallmark: PT900 Pearl: South Sea pearl Colour: White, natural colour, untreated Shape: Round Diameter: 11 mm The metal parts are made of platinum; the two white South Sea pearls are pristine overall, with a bright lustre and slight growth lines. This item includes a leather jewellery box. 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.