Natural Blue Sapphire Faceted Round Shape 6 MM - Royal Blue. Weight - 1.04 ct Size - 5.75 x 5.82 x 3.16 mm - 6 mm calibrated. Clarity - Transparent, looks eye-clean, natural pattern of inclusions. Color - Intense Blue - Top royal blue, an extraordinarily rare color. Treatments - Natural - normally gently heated, which is a general trade practice. Origin: Ceylon, Sri Lanka (opinion only) Bought it from the source. Certification: ALGT Belgium certificate report no: 81185441. Top gem - 6 mm calibrated, also useful for mountings. Shipment will be trackable and Insured. Duties and Taxes are the buyers,s responsibility. Pictures are taken under white light with magnification and different backgrounds, to display as accurately as possible, Tried our best to capture as real colors as possible, but they may slightly differ. Please check the measurements from the text above to get a real idea of the stone. Color and luster are always more beautiful in real than in photos.