Details - Handmade item - Materials: Shell / Lapis Lazuli / Synthetic Emerald / Gold Vermeil (18ct gold plated on sterling silver) - Size: Height about 4cm, Lapis Lazuli approximately 5mm, Synthetic Emerald approximately 3mm, Shell approximately 4mm . Dimensions For the size of our products, most of our products are adjustable for the convenience of customers to wear. Please pay attention to the item sizes and measurements before buying. In the detail page of each product, we have marked the basic parameters of the product, such as length, width, and thickness. If you have any size convenience problem or need to wear mind, please contact us for consultation Care Instructions Based on the characteristics of the product, we recommend that you try not to leave the product in water for a long time, such as hot spring, sweat steaming, swimming and shower, please try to take it off.