Cut stone - Sapphire Royal Blue dark Czochralski (Pulled) lab grown, facet Octagon 10x8mm 5.22ct

Lab-created Sapphire 
Growing method: Czochralski
Czochralski, or another name Pulled, process carries the same physical and chemical properties as natural sapphires.
Advantages of the Czochralski method: the method allows to grow a bigger size and better clarity crystals that rarely can be found in nature. Comparing to flame fusion method, crystals grown by Czochralski method almost don't have air bubbles.

Color: Royal Blue dark
Clarity: loupe clear
Cutting Quality: very good
Shape: Octagon
Size: 10x8mm height 6.2mm
Weight: 5.22ct

For wholesale, please send request with desired quantity and size