This ring contains natural Australian Fire Opal Gemstones measuring 5x7mm and 3mm (this opal is a colorful white fire opal dyed orange). This item 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 10-15 days for processing and delivery.