Not sure of the magnification. The product is a jewelers loupe, a type of magnifying glass used for inspection and design of jewelry. It is a reliable tool for examining fine details of gemstones, metalwork, and other elements of jewelry. With a jewelers loupe, professionals and hobbyists can achieve precision and accuracy in their work, ensuring high-quality results in jewelry design and repair. This used loupe is a valuable addition to any jewelry workshop or supply collection.