This product is a extra long strand necklace of Lapis Lazuli chips from the brand Gemporia. The vibrant blue gemstones are ideal for wearing as a layered necklace, jewellery making and craft projects. Each stone is certified, ensuring their authenticity and quality. With a total carat weight of 450cts, this strand offers a generous amount of beautiful blue Lapis chips for various creative endeavours. certificate of authenticity included