This Handy Little Device Can Analyze A Stone And Tell You Whether It Is A Genuine Diamond Or A Simulated Stone. Simply Touch The Probe Gently To The Stone, And The Lights Will Indicate Whether The Stone Is A Genuine Diamond Or Not. This Unit Is Very Small And Easily Portable. It Is Only 6" X 1.75", And Weighs Only 4.2 Ounces, So It Can Travel With You Just About Anywhere.

* Simple To Operate

* Comes Complete With Soft Leather Case

* Requires One 9v Battery (included)