Faceted Blue Djeva Spinel Gemstones, Cut #114 Cobalt Spinel Gems sapphire In practical terms that means

In practical terms that means it has the most insane fire you will ever see in a gemstone

fluorescence or the color pink

Note this one does unfortunately have some scratches but they are not visible in more diffuse lighting

The crystals require a great deal of trimming and annealing but they are getting better and better

These stones glow blue under shortwave UV because of titanium contamination

Faceted Blue Djeva Spinel Gemstones, Cut #114 Cobalt Spinel Gems sapphire In practical terms that meansThese are bright blue gems cut from old stock flame fusion cobalt spinel grown by the now defunct Djeva corporation, categorized as "114" in their numbering system. As our boules had two different color intensities we have divided them into lighter and darker colors. Cobalt spinel is one of the most vividly colored lab created crystals. The Swiss Djeva corporation grew these gems to a high standard of quality for jewelry. Unfortunately contemporary