Goldenwest Diamond Corporation, better known as The Jewelry Exchange, Jewelry Factory and Jewelry Source, is one of the largest direct diamond importers in the United States and is one of the largest worldwide customers of two, of only five, super site holders in the world. The company s latest addition is its power laser welder. It allows repairs to prongs without removing the stones and to size and repair platinum. The power laser also has a camera inside it that allows the repairs to be viewed on a screen on the retail sales floor. Goldenwest Diamond Corporation has thirteen locations in the 13 largest cities in the United States. The National Jeweler Magazine recognized the company as one of the top ten jewelry companies in the United States and included the company in its 100 Million Dollar Super Sellers list. The company is headquartered in Tustin, Calif.