Pay in 4 interest-free payments of $60.88 Learn more
Ships within 48 hours · Estimated delivery Jul 25 - Jul 30
in industry Czochralski-pulled cobalt spinel can be grown to ultra high purities and used in lasers as a Q switch
We also have large pieces of rough which are photographed and described individually and can be purchased from the drop down menu
These are facet rough of lab created strontium titanate
These were grown for use in high end optics and as a substrate to grow bespoke computer chips on
Fantasy Cut Laser Alexandrite Stones, Lab Created Red Glow Alexandrite Cut and Size:Oval, 17.5x13.5mm, ~14.2ct in industry Czochralski-pulled cobalt spinelThese laser alexandrites are fantasy cut with some concave facets. They also have bubble inclusions typical of some lab grown alexandrite the concave facets make them much less visible. These are genuine, lab created alexandrite gems faceted from crystals grown for lasers. Note the camera can't capture the true color! There is a red glow to these stones thanks to their strong fluorescence but it doesn't dominate like it does in the photos. These gems
US$ 2194.80
US$ 1227.67
US$ 952.45
US$ 10955.67
US$ 899.03