This high-quality GIA magnifier is the perfect tool for identification and testing of gemstones. Made with durable stainless steel and a white color, it is suitable for use in a variety of settings. The unit quantity is one and it comes with a clamp for secure use. The gemstone industry is highly competitive and it is important to have a reliable tool for identifying and testing gemstones. This GIA magnifier is made in the United States and is an excellent choice for anyone in the jewelry industry.