There is a CVD diamond detector available called Yehuda. It makes some sort of distinction based on the phosphorescence. https://www.riogrande.com/knowledge-hu

There is a CVD diamond detector available called Yehuda. It makes some sort of distinction based on the phosphorescence. https://www.riogrande.com/knowledge-hub/videos/how-does-the-sherlock-holmes-3-detect-lab-grown-diamonds/#:~:text=The%20Yehuda%20Sherlock%20Holmes%203.0,has%20a%20100%25%20detection%20rate https://www.riogrande.com/knowledge-hub/videos/how-does-the-...