What Is The SSEF Diamond-Type Spotter?
The spotter is a cylindrical, pocket-size instrument that is used in conjunction with a shortwave ultraviolet lamp. It has an opening on the top, surrounded by a ring of plasticene (silly putty), and an opening at the front. At the base of the front opening, you will notice that a white coating has been applied. This is a special coating that fluoresces green when exposed to short-wave ultraviolet the “white” coating is no longer “white” but becomes greenish. When checking a colorless, near-colorless, pink or blue diamond with the diamond type-spotter, whether or not the coating becomes green when you are testing a stone will indicate whether or not you have a diamond type that might have been HPHT -treated to create the color you are seeing. In the case of a colorless or near-colorless diamond, whether or not the coating becomes green indicates whether or not the diamond might be synthetic. As you begin using the SSEF Diamond Type-Spotter to test colorless and near-colorless diamonds,
