Cut stone - Alexandrite Czochralski (Pulled) lab grown, facet Cushion 12x8mm 3.78-4.02ct

Lab-created Alexandrite 
Growing method: Czochralski
Czochralski, or another name Pulled, process carries the same physical and chemical properties as natural alexandrite.
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: Day light -bluish green; Incandescent light - purplish red
Clarity: eye clean
Cutting Quality: very good
Shape: Cushion
Size: 12x8mm height 5.2-5.9mm
Weight: 3.78-4.02ct

For wholesale, please send request with desired quantity and size