Cut stone - Cobalt Spinel Blue Czochralski (Pulled) lab grown, facet Cushion 10x8mm 3.71-4.00ct

Lab-created Spinel 
Growing method: Czochralski
Czochralski, or another name Pulled, process carries the same physical and chemical properties as natural spinel.
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: Neon Blue
Clarity: loupe clear
Cutting Quality: very good
Shape: Cushion
Size: 10x8mm height 5.6-6.0mm
Weight: 3.71-4.00ct

For wholesale, please send request with desired quantity and size