Rough Purple Sapphire, Color Change Flame Fusion Crystals Rough Piece:Semicircle Tail, 19.8×15.3×10.1mm, 7.74g It weighs in at 53

It weighs in at 53 carats and measures 20mm point to point

The ruby is flame fusion material grown for jewelry

The stainless steel post upgrade is a replacement for the aluminum one on the CutKit™ 1 and 2 masts--just unscrew the aluminum original and thread the steel one on

9ct and measures 16

Neodymium makes YAG a versatile laser crystal

Rough Purple Sapphire, Color Change Flame Fusion Crystals Rough Piece:Semicircle Tail, 19.8×15.3×10.1mm, 7.74g It weighs in at 53These are pieces of labmade purple color change sapphire grown by the now defunct Swiss Djeva corporation. These have some nice color changes depending on lighting, and when cut will show flashes of multiple colors under mixed lighting. Some have more or less of a color change, the photos show them under different lighting conditions in order to try to capture the colors. Color change sapphire is an all time classic. The color change aspect comes from