Cut stone - Cobalt Spinel Blue Czochralski (Pulled) lab grown, facet Oval 7x5mm 0.7-1.0ct

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: Oval
Size: 7x5mm height 3.0-3.5mm
Weight: 0.7-1.00ct

For wholesale, please send request with desired quantity and size