Please contact us to discuss your wish list and to estimate the costs. The price shown is based on a previous customer order. Your price can vary based on the clarity, cut, color, carat and certification. Even though certification is optional, we highly recommend that you getting one. Whether you send the gemstone (or jewelry) to GIA on your own or thru is, cost will be same. We are providing it as a service to you. We don't make any profit from GIA lab tests. Their fees are listed on their website.