We may get the gemstones certified at an extra cost. Measurements and weights are close to approximations. I have made every attempt to portray the colors of the gemstones as accurately as possible. All photographs are taken in natural diffused daylight, without any enhancement of any sort.Please note colors may vary on different systems. All pictures have been magnified to show the details. Queries / comments are always welcome. For more genuine and authentic products please visit our shop'sagacollection'. Thank you for stopping by. This item is made of quartz.