This necklace includes natural Colombian Emerald Gemstones measuring 3x4mm and high quality cubic zirconia's. This necklace is 925 sterling silver and platinum plated, also available in gold or rose gold plating (necklace is 45cm in length and adjustable). 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.