See features above. The star sapphire is natural, which is rare enough to report, no trace of heating or any treatment to improve the color. Note that to see the star of the sapphire, it is necessary to put yourself under the light with a certain angle of incidence, this so that you are not disappointed when receiving your gem. The IGE numbered certificate is naturally provided with the stone, your stone is thus listed in a global database, it has its own identity card... Natural stone for investment, collection or having your jewel made at a jeweler with a quality stone that will cost you less than at the jeweler.. Fast shipping (1 working day maximum after payment), neat and by registered or tracked letter, insured value, delivery against signature. Communication of the tracking number.