This is a beautiful lab created Fire Opal Sterling Silver Ring.The silver does also not include any nickel or other substances causing most allergies. The ring is thus hypoallergenic. The silver is finished with a layer of Rhodium which makes the ring not tarnish. Size of the Opal 0.0 x 0.0 cm 0.00 x 0.00 inch Please note: Our jewelry is photographed close up to show detail and may appear larger than they are. We use a dime coin as size reference on one of the pictures.Usually we ship on the same day we receive the payment for the order.You will receive the item in a gift box - perfect to surprise someone or yourself.We want you to be happy with your purchase. If you do not like what you bough can send it back and we will refund you the money. Please do not hesitate to contact us so we can solve any issue you might have. Nothing is more important than a happy customer.