Electronic gold testing is extremely effective at determining whether an item is a karat gold alloy or not, and its possible fineness. This system is not infallible, but a highly reliable indicator. It is important to test properly, correlate results to other facts, and do additional testing if necessary.
Electronic Gold Testers. Each gold tester in KASSOY39;s wide selection of testers ensures fast and accurate results, and eliminates the need for messy acids. These gold testers are non destructive and precise, making them a must have for any serious appraiser, jeweler or pawn broker. The gold testers featured here test purity in a range of karats, as well as platinum.