This necklace contains natural Sapphire gemstones measuring 3x4mm, and high quality cubic zirconia's (necklace s 40cm in length). This necklace is 925 sterling silver and platinum plated, also available in gold or rose gold plating. This item includes a gift box and a certificate of authenticity with purchase. This item is made to order, please allow 10-15 days for processing and delivery.