This item contains Natural Australian White Opals measuring 6x8mm, and high quality cubic zirconia's with faux pearl (adjustable 45cm 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 up to 10-15 days for processing and delivery of this item.