Material: 925 sterling silver Hallmark: S925 Main stone: 1.2 carats natural sapphire This piece of jewellery is crafted from 925 sterling silver and plated with 18K white gold. The feathers are movable. Natural sapphires of this type are typically heat-treated or diffusion-treated. This product also comes with an elegant 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.