This ring features natural White Fire Opal and Tourmaline gemstones measuring 3x4mm, 12x6mm. This ring is 925 sterling silver and Rhodium Plated. Available in full sizes only from 6-10. Upon purchasing, please include your ring size within your order notes. 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.