How To Tell Diamond Earrings Are Real. The culet is the facet at the very bottom of the diamond. If your diamond already has a GIA diamond report like a GIA Diamond Grading Report or GIA Diamond Dossier you know you have a real diamond.
Ron Samuelson at Samuelsons Diamonds and Estate Buyers walks you through the differences between a real diamond and a cubic zirconia. If the piece glows blue it is most likely a real diamond. A similar test uses a small light such as one that can be carried on a key ring.
Dont go to a jeweler.
How To Tell If A Diamond Is Real Here Are 12 Tests You Can Try. Authenticating a Diamond by its Cutlet When looking at an antique authentic diamond the culet is usually one of the tops indicators of age. How To Tell If A Diamond Is Real Here Are 12 Tests You Can Try. If the piece glows blue it is most likely a real diamond.
